Vulnerability Description
The pduread function in pdu.c in libpcp in Performance Co-Pilot (PCP) before 3.6.5 does not properly time out connections, which allows remote attackers to cause a denial of service (pmcd hang) by sending individual bytes of a PDU separately, related to an "event-driven programming flaw."
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Sgi | Performance Co-Pilot | <= 3.6.4 |
References
- http://lists.fedoraproject.org/pipermail/package-announce/2012-August/085324.htm
- http://lists.fedoraproject.org/pipermail/package-announce/2012-August/085333.htm
- http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00024.html
- http://oss.sgi.com/cgi-bin/gitweb.cgi?p=pcp/pcp.git%3Ba=blob%3Bf=CHANGELOG%3Bh=1
- http://oss.sgi.com/cgi-bin/gitweb.cgi?p=pcp/pcp.git%3Ba=commit%3Bh=9ba85dca940de
- http://www.debian.org/security/2012/dsa-2533
- http://www.openwall.com/lists/oss-security/2012/08/16/1
- https://bugzilla.redhat.com/show_bug.cgi?id=841706
- https://hermes.opensuse.org/messages/15471040
- https://hermes.opensuse.org/messages/15540133
- https://hermes.opensuse.org/messages/15540172
- http://lists.fedoraproject.org/pipermail/package-announce/2012-August/085324.htm
- http://lists.fedoraproject.org/pipermail/package-announce/2012-August/085333.htm
- http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00024.html
- http://oss.sgi.com/cgi-bin/gitweb.cgi?p=pcp/pcp.git%3Ba=blob%3Bf=CHANGELOG%3Bh=1
FAQ
What is CVE-2012-3421?
CVE-2012-3421 is a vulnerability with a CVSS score of 5.0 (MEDIUM). The pduread function in pdu.c in libpcp in Performance Co-Pilot (PCP) before 3.6.5 does not properly time out connections, which allows remote attackers to cause a denial of service (pmcd hang) by sen...
How severe is CVE-2012-3421?
CVE-2012-3421 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2012-3421?
Check the references section above for vendor advisories and patch information. Affected products include: Sgi Performance Co-Pilot.