CVE-2012-3421
The pduread function in pdu.c in libpcp in Performance Co-Pilot (PCP) before 3.6.5 does not...
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."
Exploit likelihood
What each source reports
NVD Score used
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."
- Record
CVE-2012-3421- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
CVE List No score
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."
- Record
CVE-2012-3421- Updated
- 2026-11-02
EUVDEUVD-2012-3391 No score
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."
- Record
EUVD-2012-3391- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-5m4g-m6fj-7r63 No score
The pduread function in pdu.c in libpcp in Performance Co-Pilot (PCP) before 3.6.5 does not...
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."
- Record
GHSA-5m4g-m6fj-7r63- Updated
- 2026-11-02
OSV No score
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."
- Record
CVE-2012-3421- Updated
- 2026-11-02
OSVDEBIAN-CVE-2012-3421 No score
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."
- Record
DEBIAN-CVE-2012-3421- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10165-1 No score
libpcp-devel-3.10.4-1.23 on GA media
These are all security issues fixed in the libpcp-devel-3.10.4-1.23 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10165-1- Updated
- 2026-11-02
OSVUBUNTU-CVE-2012-3421 No score
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."
- Record
UBUNTU-CVE-2012-3421- Updated
- 2026-11-02
Affected products
Affected packages
History
| Recorded | Changed | Sources |
|---|---|---|
| affected | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2012-3421 is a medium vulnerability (CVSS 5.0) in Sgi Performance Co-pilot, published August 23, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.36%, the 88th percentile. Fixed in pcp 3.6.5.
References
oss.sgi.com/cgi-bin/gitweb.cgi?p=pcp/pcp.git%3Ba=blob%3Bf=CHANGELOG%3Bh=16c9cbb2f61d909487ea1c3171f4ab33e5648ac5%3Bhb=fe51067ae869a4d59f350ac319b09edcb77ac8e6
hermes.opensuse.org/messages/15540133
openwall.com/lists/oss-security/2012/08/16/1
lists.fedoraproject.org/pipermail/package-announce/2012-August/085333.html
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bugzilla.redhat.com/show_bug.cgi?id=841706
lists.opensuse.org/opensuse-security-announce/2013-01/msg00024.html
debian.org/security/2012/dsa-2533
nvd.nist.gov/vuln/detail/CVE-2012-3421
github.com/advisories/GHSA-5m4g-m6fj-7r63
security-tracker.debian.org/tracker/CVE-2012-3421
ubuntu.com/security/CVE-2012-3421
cve.org/CVERecord?id=CVE-2012-3421
suse.com/security/cve/CVE-2012-3418