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rspamd
огледало од https://github.com/vstakhov/rspamd.git
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[Minor] Improve various rule descriptions

tags/3.6
twesterhever пре 1 година
родитељ
7a0fce60ae
комит
68d9f76dc1
6 измењених фајлова са 72 додато и 75 уклоњено
Подељен поглед Покажи статистику Diff
  1. 1
    1
      conf/scores.d/rbl_group.conf
  2. 2
    2
      rules/headers_checks.lua
  3. 6
    6
      rules/html.lua
  4. 14
    15
      rules/misc.lua
  5. 47
    49
      rules/regexp/headers.lua
  6. 2
    2
      rules/subject_checks.lua

+ 1
- 1
conf/scores.d/rbl_group.conf Прегледај датотеку

@@ -135,7 +135,7 @@ symbols = {
}
"RECEIVED_SPAMHAUS_XBL" {
weight = 1.0;
description = "Received address is listed in ZEN XBL";
description = "Received address is listed in Spamhaus XBL";
groups = ["spamhaus"];
one_shot = true;
}

+ 2
- 2
rules/headers_checks.lua Прегледај датотеку

@@ -570,7 +570,7 @@ rspamd_config.MISSING_FROM = {
end,
score = 2.0,
group = 'headers',
description = 'Missing From: header'
description = 'Missing From header'
}

rspamd_config.MULTIPLE_FROM = {
@@ -583,7 +583,7 @@ rspamd_config.MULTIPLE_FROM = {
end,
score = 8.0,
group = 'headers',
description = 'Multiple addresses in From'
description = 'Multiple addresses in From header'
}

rspamd_config.MV_CASE = {

+ 6
- 6
rules/html.lua Прегледај датотеку

@@ -21,7 +21,7 @@ local rspamd_regexp = require "rspamd_regexp"
reconf['MIME_HTML_ONLY'] = {
re = 'has_only_html_part()',
score = 0.2,
description = 'Messages that have only HTML part',
description = 'Messages has only an HTML part',
group = 'headers'
}

@@ -74,7 +74,7 @@ rspamd_config.HTML_SHORT_LINK_IMG_1 = {
end,
score = 2.0,
group = 'html',
description = 'Short html part (0..1K) with a link to an image'
description = 'Short HTML part (0..1K) with a link to an image'
}

rspamd_config.HTML_SHORT_LINK_IMG_2 = {
@@ -83,7 +83,7 @@ rspamd_config.HTML_SHORT_LINK_IMG_2 = {
end,
score = 1.0,
group = 'html',
description = 'Short html part (1K..1.5K) with a link to an image'
description = 'Short HTML part (1K..1.5K) with a link to an image'
}

rspamd_config.HTML_SHORT_LINK_IMG_3 = {
@@ -92,7 +92,7 @@ rspamd_config.HTML_SHORT_LINK_IMG_3 = {
end,
score = 0.5,
group = 'html',
description = 'Short html part (1.5K..2K) with a link to an image'
description = 'Short HTML part (1.5K..2K) with a link to an image'
}

rspamd_config.R_EMPTY_IMAGE = {
@@ -395,7 +395,7 @@ rspamd_config.HTTP_TO_HTTPS = {
end
return false
end,
description = 'Anchor text contains different scheme to target URL',
description = 'HTML anchor text contains different scheme to target URL',
score = 0.5,
group = 'html'
}
@@ -425,7 +425,7 @@ rspamd_config.HTTP_TO_IP = {
end
end
end,
description = 'Anchor points to an IP address',
description = 'HTML anchor points to an IP address',
score = 1.0,
group = 'html'
}

+ 14
- 15
rules/misc.lua Прегледај датотеку

@@ -91,7 +91,7 @@ local date_id = rspamd_config:register_symbol({
rspamd_config:register_symbol({
name = 'MISSING_DATE',
score = 1.0,
description = 'Message date is missing',
description = 'Date header is missing',
group = 'headers',
type = 'virtual',
parent = date_id,
@@ -100,7 +100,7 @@ rspamd_config:register_symbol({
rspamd_config:register_symbol({
name = 'INVALID_DATE',
score = 1.5,
description = 'Malformed date header',
description = 'Malformed Date header',
group = 'headers',
type = 'virtual',
parent = date_id,
@@ -109,7 +109,7 @@ rspamd_config:register_symbol({
rspamd_config:register_symbol({
name = 'DATE_IN_FUTURE',
score = 4.0,
description = 'Message date is in future',
description = 'Message date is in the future',
group = 'headers',
type = 'virtual',
parent = date_id,
@@ -118,7 +118,7 @@ rspamd_config:register_symbol({
rspamd_config:register_symbol({
name = 'DATE_IN_PAST',
score = 1.0,
description = 'Message date is in past',
description = 'Message date is in the past',
group = 'headers',
type = 'virtual',
parent = date_id,
@@ -148,7 +148,7 @@ local obscured_id = rspamd_config:register_symbol{
name = 'R_SUSPICIOUS_URL',
score = 5.0,
one_shot = true,
description = 'Obfuscated or suspicious URL has been found in a message',
description = 'Has obfuscated or suspicious URL',
group = 'url'
}

@@ -157,7 +157,7 @@ rspamd_config:register_symbol{
name = 'ZERO_WIDTH_SPACE_URL',
score = 7.0,
one_shot = true,
description = 'Zero width space in url',
description = 'Zero width space in URL',
group = 'url',
parent = obscured_id,
}
@@ -382,7 +382,7 @@ end
rspamd_config:register_symbol({
name = 'FREEMAIL_REPLYTO_NEQ_FROM_DOM',
callback = freemail_reply_neq_from,
description = 'Freemail From and Reply-To, but to different Freemail services',
description = 'Freemail addresses in From and Reply-To headers, but to different freemail services',
score = 3.0,
group = 'headers',
})
@@ -440,7 +440,7 @@ rspamd_config.OMOGRAPH_URL = {
end,
score = 5.0,
group = 'url',
description = 'Url contains both latin and non-latin characters'
description = 'URL contains both latin and non-latin characters'
}

rspamd_config.URL_IN_SUBJECT = {
@@ -471,8 +471,7 @@ rspamd_config.URL_IN_SUBJECT = {
score = 4.0,
group = 'subject',
type = 'mime',
description = 'URL found in Subject'

description = 'Subject contains URL'
}

local aliases_id = rspamd_config:register_symbol{
@@ -697,7 +696,7 @@ rspamd_config.R_BAD_CTE_7BIT = {
return false
end,
score = 3.5,
description = 'Detects bad content-transfer-encoding for text parts',
description = 'Detects bad Content-Transfer-Encoding for text parts',
group = 'headers',
type = 'mime',
}
@@ -776,7 +775,7 @@ rspamd_config:register_symbol{
type = 'virtual',
parent = check_encrypted_name,
name = 'ENCRYPTED_PGP',
description = 'Message is encrypted with pgp',
description = 'Message is encrypted with PGP',
group = 'mime_types',
score = -0.5,
one_shot = true
@@ -786,7 +785,7 @@ rspamd_config:register_symbol{
type = 'virtual',
parent = check_encrypted_name,
name = 'ENCRYPTED_SMIME',
description = 'Message is encrypted with smime',
description = 'Message is encrypted with S/MIME',
group = 'mime_types',
score = -0.5,
one_shot = true
@@ -796,7 +795,7 @@ rspamd_config:register_symbol{
type = 'virtual',
parent = check_encrypted_name,
name = 'SIGNED_PGP',
description = 'Message is signed with pgp',
description = 'Message is signed with PGP',
group = 'mime_types',
score = -2.0,
one_shot = true
@@ -806,7 +805,7 @@ rspamd_config:register_symbol{
type = 'virtual',
parent = check_encrypted_name,
name = 'SIGNED_SMIME',
description = 'Message is signed with smime',
description = 'Message is signed with S/MIME',
group = 'mime_types',
score = -2.0,
one_shot = true

+ 47
- 49
rules/regexp/headers.lua Прегледај датотеку

@@ -61,7 +61,7 @@ reconf['R_NO_SPACE_IN_FROM'] = {
re = 'From=/\\S<[-\\w\\.]+\\@[-\\w\\.]+>/X',
score = 1.0,
mime_only = true,
description = 'No space in from header',
description = 'No space in From header',
group = 'headers'
}

@@ -124,12 +124,12 @@ reconf['R_UNDISC_RCPT'] = {
mime_only = true,
}

-- Detects missing Message-ID
local has_mid = 'header_exists(Message-Id)'
reconf['MISSING_MID'] = {
re = '!header_exists(Message-Id)',
score = 2.5,
description = 'Message id is missing',
description = 'Message-ID header is missing',
group = 'headers',
mime_only = true,
}
@@ -149,7 +149,7 @@ reconf['R_MISSING_CHARSET'] = {
re = string.format('!is_empty_body() & content_type_is_type(text) & content_type_is_subtype(plain) & !content_type_has_param(charset) & !%s',
'compare_transfer_encoding(7bit)'),
score = 0.5,
description = 'Charset is missing in a message',
description = 'Charset header is missing',
group = 'headers',
mime_only = true,
}
@@ -163,7 +163,7 @@ local any_outlook_mua = 'X-Mailer=/^Microsoft Outlook\\b/H'
reconf['FORGED_OUTLOOK_HTML'] = {
re = string.format('!%s & %s & %s', yahoo_bulk, outlook_mua, 'has_only_html_part()'),
score = 5.0,
description = 'Forged outlook HTML signature',
description = 'Forged Outlook HTML signature',
group = 'headers',
mime_only = true,
}
@@ -201,7 +201,7 @@ local from_needs_mime = 'From=/[\\x00-\\x08\\x0b\\x0c\\x0e-\\x1f\\x7f-\\xff]/Hr'
reconf['FROM_EXCESS_BASE64'] = {
re = string.format('%s & !%s', from_encoded_b64, from_needs_mime),
score = 1.5,
description = 'From that contains encoded characters while base 64 is not needed as all symbols are 7bit',
description = 'From header is unnecessarily encoded in base64',
group = 'excessb64',
mime_only = true,
}
@@ -210,7 +210,7 @@ reconf['FROM_EXCESS_BASE64'] = {
reconf['FROM_EXCESS_QP'] = {
re = string.format('%s & !%s', from_encoded_qp, from_needs_mime),
score = 1.2,
description = 'From that contains encoded characters while quoted-printable is not needed as all symbols are 7bit',
description = 'From header is unnecessarily encoded in quoted-printable',
group = 'excessqp'
}

@@ -220,7 +220,7 @@ local to_needs_mime = 'To=/[\\x00-\\x08\\x0b\\x0c\\x0e-\\x1f\\x7f-\\xff]/Hr'
reconf['TO_EXCESS_BASE64'] = {
re = string.format('%s & !%s', to_encoded_b64, to_needs_mime),
score = 1.5,
description = 'To that contains encoded characters while base 64 is not needed as all symbols are 7bit',
description = 'To header is unnecessarily encoded in base64',
group = 'excessb64'
}

@@ -229,7 +229,7 @@ reconf['TO_EXCESS_BASE64'] = {
reconf['TO_EXCESS_QP'] = {
re = string.format('%s & !%s', to_encoded_qp, to_needs_mime),
score = 1.2,
description = 'To that contains encoded characters while quoted-printable is not needed as all symbols are 7bit',
description = 'To header is unnecessarily encoded in quoted-printable',
group = 'excessqp'
}

@@ -242,7 +242,7 @@ local replyto_needs_mime = 'Reply-To=/[\\x00-\\x08\\x0b\\x0c\\x0e-\\x1f\\x7f-\\x
reconf['REPLYTO_EXCESS_BASE64'] = {
re = string.format('%s & !%s', replyto_encoded_b64, replyto_needs_mime),
score = 1.5,
description = 'Reply-To that contains encoded characters while base 64 is not needed as all symbols are 7bit',
description = 'Reply-To header is unnecessarily encoded in base64',
group = 'excessb64'
}

@@ -253,7 +253,7 @@ local replyto_encoded_qp = 'Reply-To=/\\=\\?\\S+\\?Q\\?/iX'
reconf['REPLYTO_EXCESS_QP'] = {
re = string.format('%s & !%s', replyto_encoded_qp, replyto_needs_mime),
score = 1.2,
description = 'Reply-To that contains encoded characters while quoted-printable is not needed as all symbols are 7bit',
description = 'Reply-To header is unnecessarily encoded in quoted-printable',
group = 'excessqp'
}

@@ -266,7 +266,7 @@ local cc_needs_mime = 'Cc=/[\\x00-\\x08\\x0b\\x0c\\x0e-\\x1f\\x7f-\\xff]/Hr'
reconf['CC_EXCESS_BASE64'] = {
re = string.format('%s & !%s', cc_encoded_b64, cc_needs_mime),
score = 1.5,
description = 'Cc that contains encoded characters while base 64 is not needed as all symbols are 7bit',
description = 'Cc header is unnecessarily encoded in base64',
group = 'excessb64'
}

@@ -277,7 +277,7 @@ local cc_encoded_qp = 'Cc=/\\=\\?\\S+\\?Q\\?/iX'
reconf['CC_EXCESS_QP'] = {
re = string.format('%s & !%s', cc_encoded_qp, cc_needs_mime),
score = 1.2,
description = 'Cc that contains encoded characters while quoted-printable is not needed as all symbols are 7bit',
description = 'Cc header is unnecessarily encoded in quoted-printable',
group = 'excessqp'
}

@@ -286,7 +286,7 @@ local subj_needs_mime = 'Subject=/[\\x00-\\x08\\x0b\\x0c\\x0e-\\x1f\\x7f-\\xff]/
reconf['SUBJ_EXCESS_BASE64'] = {
re = string.format('%s & !%s', subj_encoded_b64, subj_needs_mime),
score = 1.5,
description = 'Subject is unnecessarily encoded in base64',
description = 'Subject header is unnecessarily encoded in base64',
group = 'excessb64'
}

@@ -294,7 +294,7 @@ local subj_encoded_qp = 'Subject=/\\=\\?\\S+\\?Q\\?/iX'
reconf['SUBJ_EXCESS_QP'] = {
re = string.format('%s & !%s', subj_encoded_qp, subj_needs_mime),
score = 1.2,
description = 'Subject is unnecessarily encoded in quoted-printable',
description = 'Subject header is unnecessarily encoded in quoted-printable',
group = 'excessqp'
}

@@ -339,7 +339,7 @@ reconf['FORGED_MUA_OUTLOOK'] = {
re = string.format('(%s | %s) & !%s & !%s & !%s',
forged_oe, forged_outlook_dollars, fmo_excl_o3416, fmo_excl_oe3790, vista_msgid),
score = 3.0,
description = 'Forged outlook MUA',
description = 'Forged Outlook MUA',
group = 'mua'
}

@@ -362,21 +362,21 @@ reconf['FORGED_OUTLOOK_TAGS'] = {
reconf['SUSPICIOUS_BOUNDARY'] = {
re = 'Content-Type=/^\\s*multipart.+boundary="----=_NextPart_000_[A-Z\\d]{4}_(00EBFFA4|0102FFA4|32C6FFA4|3302FFA4)\\.[A-Z\\d]{8}"[\\r\\n]*$/siX',
score = 5.0,
description = 'Suspicious boundary in header Content-Type',
description = 'Suspicious boundary in Content-Type header',
group = 'mua'
}
-- Forged OE/MSO boundary
reconf['SUSPICIOUS_BOUNDARY2'] = {
re = 'Content-Type=/^\\s*multipart.+boundary="----=_NextPart_000_[A-Z\\d]{4}_(01C6527E)\\.[A-Z\\d]{8}"[\\r\\n]*$/siX',
score = 4.0,
description = 'Suspicious boundary in header Content-Type',
description = 'Suspicious boundary in Content-Type header',
group = 'mua'
}
-- Forged OE/MSO boundary
reconf['SUSPICIOUS_BOUNDARY3'] = {
re = 'Content-Type=/^\\s*multipart.+boundary="-----000-00\\d\\d-01C[\\dA-F]{5}-[\\dA-F]{8}"[\\r\\n]*$/siX',
score = 3.0,
description = 'Suspicious boundary in header Content-Type',
description = 'Suspicious boundary in Content-Type header',
group = 'mua'
}
-- Forged OE/MSO boundary
@@ -385,7 +385,7 @@ local suspicious_boundary_01C4_date = 'Date=/^\\s*\\w\\w\\w,\\s+\\d+\\s+\\w\\w\\
reconf['SUSPICIOUS_BOUNDARY4'] = {
re = string.format('(%s) & (%s)', suspicious_boundary_01C4, suspicious_boundary_01C4_date),
score = 4.0,
description = 'Suspicious boundary in header Content-Type',
description = 'Suspicious boundary in Content-Type header',
group = 'mua'
}

@@ -502,18 +502,16 @@ reconf['FORGED_MUA_POSTBOX_MSGID_UNKNOWN'] = {
group = 'mua'
}


-- Message id validity
local sane_msgid = 'Message-Id=/^<?[^<>\\\\ \\t\\n\\r\\x0b\\x80-\\xff]+\\@[^<>\\\\ \\t\\n\\r\\x0b\\x80-\\xff]+>?\\s*$/H'
local msgid_comment = 'Message-Id=/\\(.*\\)/H'
reconf['INVALID_MSGID'] = {
re = string.format('(%s) & !((%s) | (%s))', has_mid, sane_msgid, msgid_comment),
score = 1.7,
description = 'Message id is incorrect',
description = 'Message-ID header is incorrect',
group = 'headers'
}


-- Only Content-Type header without other MIME headers
local cd = 'header_exists(Content-Disposition)'
local cte = 'header_exists(Content-Transfer-Encoding)'
@@ -527,7 +525,6 @@ reconf['MIME_HEADER_CTYPE_ONLY'] = {
group = 'headers'
}


-- Forged Exchange messages
local msgid_dollars_ok = 'Message-Id=/[0-9a-f]{4,}\\$[0-9a-f]{4,}\\$[0-9a-f]{4,}\\@\\S+/H'
local mimeole_ms = 'X-MimeOLE=/^Produced By Microsoft MimeOLE/H'
@@ -543,7 +540,7 @@ reconf['RATWARE_MS_HASH'] = {
reconf['STOX_REPLY_TYPE'] = {
re = 'Content-Type=/text\\/plain; .* reply-type=original/H',
score = 1.0,
description = 'Reply-type in content-type',
description = 'Reply-type in Content-Type header',
group = 'headers'
}

@@ -553,7 +550,7 @@ local from_yahoo_com = 'From=/\\@yahoo\\.com\\b/iH'
reconf['FORGED_MSGID_YAHOO'] = {
re = string.format('(%s) & !(%s)', at_yahoo_msgid, from_yahoo_com),
score = 2.0,
description = 'Forged yahoo msgid',
description = 'Forged Yahoo Message-ID header',
group = 'headers'
}

@@ -575,7 +572,7 @@ local rcvd_e_mail_ru = 'Received=/^(?:from \\[\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\.\
reconf['MAIL_RU_MAILER'] = {
re = string.format('(%s) & (%s)', xm_mail_ru_mailer_1_0, rcvd_e_mail_ru),
score = 0.0,
description = 'Sent with Mail.Ru web-mail',
description = 'Sent with Mail.Ru webmail',
group = 'headers'
}

@@ -585,7 +582,7 @@ local rcvd_web_yandex_ru = 'Received=/^by web\\d{1,2}[a-z]\\.yandex\\.ru with HT
reconf['YANDEX_RU_MAILER'] = {
re = string.format('(%s) & (%s)', xm_yandex_ru_mailer_5_0, rcvd_web_yandex_ru),
score = 0.0,
description = 'Sent with yandex.ru web-mail',
description = 'Sent with Yandex webmail',
group = 'headers'
}

@@ -611,7 +608,7 @@ local double_ip_spam_2 = 'Received=/from\\s+\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\.\\d
reconf['RCVD_DOUBLE_IP_SPAM'] = {
re = string.format('(%s) | (%s)', double_ip_spam_1, double_ip_spam_2),
score = 2.0,
description = 'Two received headers with ip addresses',
description = 'Has two Received headers containing bare IP addresses',
group = 'headers'
}

@@ -620,7 +617,7 @@ local repto_quote = 'Reply-To=/\\".*\\"\\s*\\</H'
reconf['REPTO_QUOTE_YAHOO'] = {
re = string.format('(%s) & ((%s) | (%s))', repto_quote, from_yahoo_com, at_yahoo_msgid),
score = 2.0,
description = 'Quoted reply-to from yahoo (seems to be forged)',
description = 'Quoted Reply-To header from Yahoo (seems to be forged)',
group = 'headers'
}

@@ -659,7 +656,7 @@ end
reconf['HEADER_FROM_EMPTY_DELIMITER'] = {
re = string.format('(%s)', 'lua:check_from_delim_empty'),
score = 1.0,
description = 'Header From has no delimiter between header name and header value',
description = 'From header has no delimiter between header name and header value',
group = 'headers',
functions = {
check_from_delim_empty = gen_check_header_delimiter_empty('From')
@@ -668,7 +665,7 @@ reconf['HEADER_FROM_EMPTY_DELIMITER'] = {
reconf['HEADER_TO_EMPTY_DELIMITER'] = {
re = string.format('(%s)', 'lua:check_to_delim_empty'),
score = 1.0,
description = 'Header To has no delimiter between header name and header value',
description = 'To header has no delimiter between header name and header value',
group = 'headers',
functions = {
check_to_delim_empty = gen_check_header_delimiter_empty('To')
@@ -677,7 +674,7 @@ reconf['HEADER_TO_EMPTY_DELIMITER'] = {
reconf['HEADER_CC_EMPTY_DELIMITER'] = {
re = string.format('(%s)', 'lua:check_cc_delim_empty'),
score = 1.0,
description = 'Header Cc has no delimiter between header name and header value',
description = 'Cc header has no delimiter between header name and header value',
group = 'headers',
functions = {
check_cc_delim_empty = gen_check_header_delimiter_empty('Cc')
@@ -686,7 +683,7 @@ reconf['HEADER_CC_EMPTY_DELIMITER'] = {
reconf['HEADER_REPLYTO_EMPTY_DELIMITER'] = {
re = string.format('(%s)', 'lua:check_repto_delim_empty'),
score = 1.0,
description = 'Header Reply-To has no delimiter between header name and header value',
description = 'Reply-To header has no delimiter between header name and header value',
group = 'headers',
functions = {
check_repto_delim_empty = gen_check_header_delimiter_empty('Reply-To')
@@ -695,7 +692,7 @@ reconf['HEADER_REPLYTO_EMPTY_DELIMITER'] = {
reconf['HEADER_DATE_EMPTY_DELIMITER'] = {
re = string.format('(%s)', 'lua:check_date_delim_empty'),
score = 1.0,
description = 'Header Date has no delimiter between header name and header value',
description = 'Date header has no delimiter between header name and header value',
group = 'headers',
functions = {
check_date_delim_empty = gen_check_header_delimiter_empty('Date')
@@ -706,7 +703,7 @@ reconf['HEADER_DATE_EMPTY_DELIMITER'] = {
reconf['RCVD_ILLEGAL_CHARS'] = {
re = 'Received=/[\\x80-\\xff]/X',
score = 4.0,
description = 'Header Received has raw illegal character',
description = 'Received header has raw illegal character',
group = 'headers'
}

@@ -719,7 +716,7 @@ reconf['FAKE_RECEIVED_mail_ru'] = {
re = string.format('(%s) & !(((%s) | (%s)) & (%s))',
MAIL_RU_Received, MAIL_RU_Return_Path, MAIL_RU_X_Envelope_From, MAIL_RU_From),
score = 4.0,
description = 'Fake helo mail.ru in header Received from non mail.ru sender address',
description = 'Fake HELO mail.ru in Received header from non-mail.ru sender address',
group = 'headers'
}

@@ -751,42 +748,42 @@ reconf['FAKE_RECEIVED_smtp_yandex_ru'] = {
RECEIVED_smtp_yandex_ru_6, RECEIVED_smtp_yandex_ru_7, RECEIVED_smtp_yandex_ru_8,
RECEIVED_smtp_yandex_ru_9),
score = 4.0,
description = 'Fake smtp.yandex.ru Received',
description = 'Fake smtp.yandex.ru Received header',
group = 'headers'
}

reconf['FORGED_GENERIC_RECEIVED'] = {
re = 'Received=/^\\s*(.+\\n)*from \\[\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\] by (([\\w\\d-]+\\.)+[a-zA-Z]{2,6}|\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}); \\w{3}, \\d+ \\w{3} 20\\d\\d \\d\\d\\:\\d\\d\\:\\d\\d [+-]\\d\\d\\d0/X',
score = 3.6,
description = 'Forged generic Received',
description = 'Forged generic Received header',
group = 'headers'
}

reconf['FORGED_GENERIC_RECEIVED2'] = {
re = 'Received=/^\\s*(.+\\n)*from \\[\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\] by ([\\w\\d-]+\\.)+[a-z]{2,6} id [\\w\\d]{12}; \\w{3}, \\d+ \\w{3} 20\\d\\d \\d\\d\\:\\d\\d\\:\\d\\d [+-]\\d\\d\\d0/X',
score = 3.6,
description = 'Forged generic Received',
description = 'Forged generic Received header',
group = 'headers'
}

reconf['FORGED_GENERIC_RECEIVED3'] = {
re = 'Received=/^\\s*(.+\\n)*by \\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\.\\d{1,3} with SMTP id [a-zA-Z]{14}\\.\\d{13};[\\r\\n\\s]*\\w{3}, \\d+ \\w{3} 20\\d\\d \\d\\d\\:\\d\\d\\:\\d\\d [+-]\\d\\d\\d0 \\(GMT\\)/X',
score = 3.6,
description = 'Forged generic Received',
description = 'Forged generic Received header',
group = 'headers'
}

reconf['FORGED_GENERIC_RECEIVED4'] = {
re = 'Received=/^\\s*(.+\\n)*from localhost by \\S+;\\s+\\w{3}, \\d+ \\w{3} 20\\d\\d \\d\\d\\:\\d\\d\\:\\d\\d [+-]\\d\\d\\d0[\\s\\r\\n]*$/X',
score = 3.6,
description = 'Forged generic Received',
description = 'Forged generic Received header',
group = 'headers'
}

reconf['INVALID_POSTFIX_RECEIVED'] = {
re = 'Received=/ \\(Postfix\\) with ESMTP id [A-Z\\d]+([\\s\\r\\n]+for <\\S+?>)?;[\\s\\r\\n]*[A-Z][a-z]{2}, \\d{1,2} [A-Z][a-z]{2} \\d\\d\\d\\d \\d\\d:\\d\\d:\\d\\d [\\+\\-]\\d\\d\\d\\d$/X',
score = 3.0,
description = 'Invalid Postfix Received',
description = 'Invalid Postfix Received header',
group = 'headers'
}

@@ -832,35 +829,35 @@ reconf['HAS_INTERSPIRE_SIG'] = {

reconf['CT_EXTRA_SEMI'] = {
re = 'Content-Type=/;$/X',
description = 'Content-Type ends with a semi-colon',
description = 'Content-Type header ends with a semi-colon',
score = 1.0,
group = 'headers'
}

reconf['SUBJECT_ENDS_EXCLAIM'] = {
re = 'Subject=/!\\s*$/H',
description = 'Subject ends with an exclamation',
description = 'Subject ends with an exclamation mark',
score = 0.0,
group = 'headers'
}

reconf['SUBJECT_HAS_EXCLAIM'] = {
re = string.format('%s & !%s', 'Subject=/!/H', 'Subject=/!\\s*$/H'),
description = 'Subject contains an exclamation',
description = 'Subject contains an exclamation mark',
score = 0.0,
group = 'headers'
}

reconf['SUBJECT_ENDS_QUESTION'] = {
re = 'Subject=/\\?\\s*$/Hu',
description = 'Subject ends with a question',
description = 'Subject ends with a question mark',
score = 1.0,
group = 'headers'
}

reconf['SUBJECT_HAS_QUESTION'] = {
re = string.format('%s & !%s', 'Subject=/\\?/H', 'Subject=/\\?\\s*$/Hu'),
description = 'Subject contains a question',
description = 'Subject contains a question mark',
score = 0.0,
group = 'headers'
}
@@ -934,7 +931,7 @@ reconf['XM_UA_NO_VERSION'] = {
'User-Agent=/https?:/H',
'X-Mailer=/^[^0-9]+$/H',
'User-Agent=/^[^0-9]+$/H'),
description = 'X-Mailer/User-Agent has no version',
description = 'X-Mailer/User-Agent header has no version number',
score = 0.01,
group = 'experimental'
}
@@ -960,7 +957,7 @@ local old_x_mailers = {
}

reconf['OLD_X_MAILER'] = {
description = 'X-Mailer has a very old MUA version',
description = 'X-Mailer header has a very old MUA version',
re = string.format('X-Mailer=/^(?:%s)/{header}', table.concat(old_x_mailers, '|')),
score = 2.0,
group = 'headers',

+ 2
- 2
rules/subject_checks.lua Прегледај датотеку

@@ -53,7 +53,7 @@ rspamd_config.SUBJ_ALL_CAPS = {
score = 3.0,
group = 'subject',
type = 'mime',
description = 'All capital letters in subject'
description = 'Subject contains mostly capital letters'
}

rspamd_config.LONG_SUBJ = {
@@ -66,5 +66,5 @@ rspamd_config.LONG_SUBJ = {
score = 3.0,
group = 'subject',
type = 'mime',
description = 'Subject is too long'
description = 'Subject is very long'
}

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