Public Date:
841706: CVE-2012-3421 pcp: event-driven programming flaw blocks pmcd from responding to other legitimate requests

The MITRE CVE dictionary describes this issue as:

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."

Find out more about CVE-2012-3421 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 3.3
Base Metrics AV:A/AC:L/Au:N/C:N/I:N/A:P
Access Vector Adjacent Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).