Vulnerability CVE-2011-1951
Published: 2011-07-11   Modified: 2012-02-13

Description:
lib/logmatcher.c in Balabit syslog-ng before 3.2.4, when the global flag is set and when using PCRE 8.12 and possibly other versions, allows remote attackers to cause a denial of service (memory consumption) via a message that does not match a regular expression.

Type:

CWE-399

 (Resource Management Errors)

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Balabit -> Syslog-ng 

 References:
https://bugzilla.redhat.com/show_bug.cgi?id=709088
http://www.openwall.com/lists/oss-security/2011/05/26/1
http://git.balabit.hu/?p=bazsi/syslog-ng-3.2.git;a=commit;h=09710c0b105e579d35c7b5f6c66d1ea5e3a3d3ff
http://www.securityfocus.com/bid/47800
http://secunia.com/advisories/45122
http://lists.fedoraproject.org/pipermail/package-announce/2011-June/062107.html
Copyright 2024, cxsecurity.com

 

Back to Top