CVE-2012-3421

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-08-27 · updated 2026-06-16

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."

Affected products

Sgi Performance Co-Pilot: through 3.6.4; 2.1.1, 2.1.2, 2.1.3, 2.1.4, 2.1.5, 2.1.6 (+6)

References

http://lists.fedoraproject.org/pipermail/package-announce/2012-August/085324.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-August/085333.html
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=16c9cbb2f61d909487ea1c3171f4ab33e5648ac5%3Bhb=fe51067ae869a4d59f350ac319b09edcb77ac8e6
http://oss.sgi.com/cgi-bin/gitweb.cgi?p=pcp/pcp.git%3Ba=commit%3Bh=9ba85dca940de976176ce196fd5e3c4170936354
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.html

Get alerted when CVE-2012-3421 or the next vulnerability affects your stack