National Cyber Awareness System
Vulnerability Summary for CVE-2011-3200
Original release date:09/06/2011
Last revised:09/23/2011
Source:
US-CERT/NIST
Overview
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.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
2.9
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Allows disruption of serviceUnknown
References to Advisories, Solutions, and Tools
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External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=727644
Type: Patch Information
External Source: CONFIRM
Name: http://www.rsyslog.com/potential-dos-with-malformed-tag/
Type: Advisory; Patch Information
External Source: CONFIRM
Name: http://git.adiscon.com/?p=rsyslog.git;a=commit;h=1ca6cc236d1dabf1633238b873fb1c057e52f95e
Type: Patch Information
External Source: BID
Name: 49413
External Source: REDHAT
Name: RHSA-2011:1247
External Source: MANDRIVA
Name: MDVSA-2011:134
External Source: SECTRACK
Name: 1026000
External Source: SECUNIA
Name: 46027
External Source: SECUNIA
Name: 45922
External Source: SUSE
Name: openSUSE-SU-2011:1020
External Source: FEDORA
Name: FEDORA-2011-12282
External Source: FEDORA
Name: FEDORA-2011-12250