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CVE-2011-3200

Published: Sep 6, 2011Updated: Apr 29, 2026 Sources: CVE List NVD BDUCWE-119
NVD MITRE
5.0CVSSMEDIUM
EPSS Score
20.8%
Top 2.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Stack-based buffer overflow in the parseLegacySyslogMsg function in tools/syslogd.c in rsyslogd in rsyslog 4.6.x before 4.6.8 and 5.2.0 through 5.8.4 might allow remote attackers to cause a denial of service (application exit) via a long TAG in a legacy syslog message.

CVSS Vector Breakdown

AV:NAC:LAu:NC:NI:NA:P
Exploitability
AV:NAccess Vector
Network
AC:LAccess Complexity
Low
Au:NAuthentication
None
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:PAvailability
Partial
Open in CVSS calculator →

Weaknesses

CWE-119

Affected Products

n/an/a
rsyslogrsyslog
On-prem
Enterprise Software / itsm-monitoring
Red Hat Enterprise LinuxRed Hat Inc.
On-premOS
Operating Systems / linux-distro
rsyslogoss-projectEnterprise Softwareaka librelp, rsyslogd
red hat inc.commercialUSOperating Systemsaka red hat

Exploitability

Official Patch Available

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

http://secunia.com/advisories/46027
secunia.com
https://bugzilla.redhat.com/show_bug.cgi?id=727644
bugzilla.redhat.com
http://www.rsyslog.com/potential-dos-with-malformed-tag/
rsyslog.com
and 10 more references View all →

Timeline

Published
Sep 6, 2011
Last Updated
Apr 29, 2026

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