CVE-2011-1951

MediumCVSS 4.3/10Last modified Jun 16, 2026

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.

Metrics

CVSS 2.0 4.3/10AV:N/AC:M/Au:N/C:N/I:N/A:P

Weakness enumeration

CWE-399

Affected software

No affected versions have been published.

Timeline

Published
Jul 11, 2011
Last modified
Jun 16, 2026
NVD status
Modified

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CVE-2011-1951: Medium severity, CVSS 4.3 | Vulnix