From 0c18f2f9fbcf581bf398bc3c30d1a78648b50911 Mon Sep 17 00:00:00 2001
From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Wed, 18 Nov 2020 10:50:30 +0000
Subject: [Fix] Fix parsing of escape characters in quoted pairs

---
 src/libmime/email_addr.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

(limited to 'src/libmime/email_addr.c')

diff --git a/src/libmime/email_addr.c b/src/libmime/email_addr.c
index f3aa36218..34b2ff81a 100644
--- a/src/libmime/email_addr.c
+++ b/src/libmime/email_addr.c
@@ -407,7 +407,15 @@ rspamd_email_address_from_mime (rspamd_mempool_t *pool, const gchar *hdr,
 			p ++;
 			break;
 		case parse_quoted:
-			if (*p == '"') {
+			if (*p == '\\') {
+				if (p > c) {
+					g_string_append_len (ns, c, p - c);
+				}
+
+				p ++;
+				c = p;
+			}
+			else if (*p == '"') {
 				if (p > c) {
 					g_string_append_len (ns, c, p - c);
 				}
-- 
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