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Status published
Low
CVE-2011-4623
Integer overflow in the rsCStrExtendBuf function in runtime/stringbuf.c in the...
Vulnerability Description
Integer overflow in the rsCStrExtendBuf function in runtime/stringbuf.c in the imfile module in rsyslog 4.x before 4.6.6, 5.x before 5.7.4, and 6.x before 6.1.4 allows local users to cause a denial of service (daemon hang) via a large file, which triggers a heap-based buffer overflow.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://bugzilla.adiscon.com/show_bug.cgi?id=221
- http://www.ubuntu.com/usn/USN-1338-1
- http://rsyslog.com/changelog-for-6-1-4-devel/
- https://bugzilla.redhat.com/show_bug.cgi?id=769822
- http://git.adiscon.com/?p=rsyslog.git%3Ba=commit%3Bh=6bad782f154b7f838c7371bf99c13f6dc4ec4101
- http://www.securitytracker.com/id?1026556
- http://rsyslog.com/changelog-for-5-7-4-v5-beta/
- http://secunia.com/advisories/45848
- http://www.securityfocus.com/bid/51171
- http://secunia.com/advisories/47698
- http://rsyslog.com/changelog-for-4-6-6-v4-stable/
- http://www.openwall.com/lists/oss-security/2011/12/22/2
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Affected Vendor
rsyslog
View all reports →Affected Software
rsyslog
Vulnerable Versions:
4.1.0, 4.1.1, 4.1.2, 4.1.3, 4.1.4, 4.1.5, 4.1.6, 4.1.7, 4.2.0, 4.3.0, 4.3.1, 4.3.2, 4.4.0, 4.4.1, 4.4.2, 4.5.0, 4.5.1, 4.5.2, 4.5.3, 4.5.4, 4.5.5, 4.5.6, 4.5.7, 4.5.8, 4.6.0, 4.6.1, 4.6.2, 4.6.3, 4.6.4, 4.6.5, 5.1.0, 5.1.1, 5.1.2, 5.1.3, 5.1.4, 5.1.5, 5.1.6, 5.2.0, 5.2.1, 5.2.2, 5.3.1, 5.3.2, 5.3.3, 5.3.4, 5.3.5, 5.3.6, 5.3.7, 5.4.0, 5.4.1, 5.4.2, 5.5.0, 5.5.1, 5.5.2, 5.5.3, 5.5.4, 5.5.5, 5.5.6, 5.5.7, 5.6.0, 5.6.1, 5.6.2, 5.6.3, 5.6.4, 5.6.5, 5.7.0, 5.7.1, 5.7.2, 5.7.3, 6.1.0, 6.1.1, 6.1.2, 6.1.3
Timeline
Official Publish:
September 25th, 2012
Last Modified:
August 7th, 2024
Added to House:
July 19th, 2026
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.