CVE-2012-3421
EPSS 2.5%
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."
How to fix CVE-2012-3421
To remediate CVE-2012-3421, upgrade the affected package to a fixed version below.
- Debian/pcp—upgrade to 3.6.5 or later
Is CVE-2012-3421 being exploited?
Low — EPSS is 2.5%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 3.6.5