CVE-2011-1951

2011-07-1120:55:01

Debian Security Bug Tracker

security-tracker.debian.org

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.013 Low

EPSS

Percentile

85.7%

JSON

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.

OSVersionArchitecturePackageVersionFilename
Debian12allsyslog-ng< 3.2.4-1syslog-ng_3.2.4-1_all.deb
Debian11allsyslog-ng< 3.2.4-1syslog-ng_3.2.4-1_all.deb
Debian10allsyslog-ng< 3.2.4-1syslog-ng_3.2.4-1_all.deb
Debian999allsyslog-ng< 3.2.4-1syslog-ng_3.2.4-1_all.deb
Debian13allsyslog-ng< 3.2.4-1syslog-ng_3.2.4-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	syslog-ng	< 3.2.4-1	syslog-ng_3.2.4-1_all.deb
Debian	11	all	syslog-ng	< 3.2.4-1	syslog-ng_3.2.4-1_all.deb
Debian	10	all	syslog-ng	< 3.2.4-1	syslog-ng_3.2.4-1_all.deb
Debian	999	all	syslog-ng	< 3.2.4-1	syslog-ng_3.2.4-1_all.deb
Debian	13	all	syslog-ng	< 3.2.4-1	syslog-ng_3.2.4-1_all.deb