CVE-2012-3421

CVE-2012-3421 is a medium-severity vulnerability in Sgi Performance Co-pilot with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

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."

Frequently asked questions

What is CVE-2012-3421?
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."
How severe is CVE-2012-3421?
CVE-2012-3421 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2012-3421 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-3421?
CVE-2012-3421 primarily affects Sgi Performance Co-pilot. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-3421?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-3421 published?
CVE-2012-3421 was published on 2012-08-27 and last updated on 2026-06-16.

References

Affected products (13)

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