CVE-2024-45770: Pcp: pmpost symlink attack allows escalating pcp to root user

Severity: medium (CVSS 4.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-09-19 · updated 2026-06-17
Weakness: CWE-59

Description

A vulnerability was found in Performance Co-Pilot (PCP). This flaw can only be exploited if an attacker has access to a compromised PCP system account. The issue is related to the pmpost tool, which is used to log messages in the system. Under certain conditions, it runs with high-level privileges.

Affected products

Red Hat Enterprise Linux 8: all versions — fixed in 0:5.3.7-22.el8_10
Red Hat Enterprise Linux 8.2 Advanced Update Support: all versions — fixed in 0:5.0.2-9.el8_2
Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support: all versions — fixed in 0:5.2.5-8.el8_4
Red Hat Enterprise Linux 8.4 Telecommunications Update Service: all versions — fixed in 0:5.2.5-8.el8_4
Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions: all versions — fixed in 0:5.2.5-8.el8_4
Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support: all versions — fixed in 0:5.3.5-10.el8_6
Red Hat Enterprise Linux 8.6 Telecommunications Update Service: all versions — fixed in 0:5.3.5-10.el8_6
Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions: all versions — fixed in 0:5.3.5-10.el8_6
Red Hat Enterprise Linux 8.8 Extended Update Support: all versions — fixed in 0:5.3.7-19.el8_8
Red Hat Enterprise Linux 9: all versions — fixed in 0:6.2.0-5.el9_4, 0:6.2.2-7.el9_5
Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions: all versions — fixed in 0:5.3.5-10.el9_0
Red Hat Enterprise Linux 9.2 Extended Update Support: all versions — fixed in 0:6.0.1-8.el9_2

How to fix

Upgrade to a fixed version: Red Hat Enterprise Linux 8 0:5.3.7-22.el8_10; Red Hat Enterprise Linux 8.2 Advanced Update Support 0:5.0.2-9.el8_2; Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support 0:5.2.5-8.el8_4; Red Hat Enterprise Linux 8.4 Telecommunications Update Service 0:5.2.5-8.el8_4; Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions 0:5.2.5-8.el8_4; Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support 0:5.3.5-10.el8_6; Red Hat Enterprise Linux 8.6 Telecommunications Update Service 0:5.3.5-10.el8_6; Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions 0:5.3.5-10.el8_6; Red Hat Enterprise Linux 8.8 Extended Update Support 0:5.3.7-19.el8_8; Red Hat Enterprise Linux 9 0:6.2.0-5.el9_4, 0:6.2.2-7.el9_5; Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions 0:5.3.5-10.el9_0; Red Hat Enterprise Linux 9.2 Extended Update Support 0:6.0.1-8.el9_2. Check the vendor advisory for mitigations.

References

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