CVE-2012-3421

Performance Co Pilot vulnerability

CVSS

5.0

EPSS

3.3%

EPSS pct

87th

Exploited

No known

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 vendor

Sgi

Affected product

Performance Co Pilot

CVSS vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Published

2012-08-27

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to partial impact to availability.

Its EPSS score of 3.3% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 87% of all scored CVEs.

Check your external exposure to CVE-2012-3421

Confirm whether Sgi Performance Co Pilot is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2012-3421.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2012-3421

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2012-3421 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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