CVE-2011-1951
EPSS 1.5%
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.
How to fix CVE-2011-1951
To remediate CVE-2011-1951, upgrade the affected package to a fixed version below.
- Debian/syslog-ng—upgrade to 3.2.4-1 or later
Is CVE-2011-1951 being exploited?
Low — EPSS is 1.5%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 3.2.4-1