From b7570fb564b0923c28ab3507b6826fd0be874c78 Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Mon, 15 Apr 2013 08:57:05 -0400
Subject: [PATCH] Fix parsing invalid date string (#1489035)
---
program/lib/Roundcube/rcube_imap_generic.php | 16 ++++++++++++++--
1 files changed, 14 insertions(+), 2 deletions(-)
diff --git a/program/lib/Roundcube/rcube_imap_generic.php b/program/lib/Roundcube/rcube_imap_generic.php
index 04dc594..460e6cc 100644
--- a/program/lib/Roundcube/rcube_imap_generic.php
+++ b/program/lib/Roundcube/rcube_imap_generic.php
@@ -3667,8 +3667,20 @@
*/
static function strToTime($date)
{
- // support non-standard "GMTXXXX" literal
- $date = preg_replace('/GMT\s*([+-][0-9]+)/', '\\1', $date);
+ // Clean malformed data
+ $date = preg_replace(
+ array(
+ '/GMT\s*([+-][0-9]+)/', // support non-standard "GMTXXXX" literal
+ '/[^a-z0-9\x20\x09:+-]/i', // remove any invalid characters
+ '/\s*(Mon|Tue|Wed|Thu|Fri|Sat|Sun)\s*/i', // remove weekday names
+ ),
+ array(
+ '\\1',
+ '',
+ '',
+ ), $date);
+
+ $date = trim($date);
// if date parsing fails, we have a date in non-rfc format
// remove token from the end and try again
--
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