Vulnerability Details : CVE-2011-3200

Public exploit exists!
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.
Published 2011-09-06 16:55:11
Updated 2011-09-23 03:34:34
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: OverflowDenial of service

Products affected by CVE-2011-3200

Exploit prediction scoring system (EPSS) score for CVE-2011-3200

EPSS FAQ
31.16%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 97 %
Percentile, the proportion of vulnerabilities that are scored at or less

Metasploit modules for CVE-2011-3200

  • rsyslog Long Tag Off-By-Two DoS
    Disclosure Date: 2011-09-01
    First seen: 2020-04-26
    auxiliary/dos/syslog/rsyslog_long_tag
    This module triggers an off-by-two overflow in the rsyslog daemon. This flaw is unlikely to yield code execution but is effective at shutting down a remote log daemon. This bug was introduced in version 4.6.0 and corrected in 4.6.8/5.8.5. Compiler differenc

CVSS scores for CVE-2011-3200

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
5.0
 MEDIUM AV:N/AC:L/Au:N/C:N/I:N/A:P
10.0
2.9
 NIST

CWE ids for CVE-2011-3200

  • The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2011-3200

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