CVE-2019-3696: pcp: Local privilege escalation from user pcp to root through migrate_tempdirs

Severity: high (CVSS 7.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2020-03-03 · updated 2026-06-17
Weakness: CWE-22

Description

A Improper Limitation of a Pathname to a Restricted Directory vulnerability in the packaging of pcp of SUSE Linux Enterprise High Performance Computing 15-ESPOS, SUSE Linux Enterprise High Performance Computing 15-LTSS, SUSE Linux Enterprise Module for Development Tools 15, SUSE Linux Enterprise Module for Development Tools 15-SP1, SUSE Linux Enterprise Module for Open Buildservice Development Tools 15, SUSE Linux Enterprise Server 15-LTSS, SUSE Linux Enterprise Server for SAP 15, SUSE Linux Enterprise Software Development Kit 12-SP4, SUSE Linux Enterprise Software Development Kit 12-SP5; openSUSE Leap 15.1 allows local user pcp to overwrite arbitrary files with arbitrary content. This issue affects: SUSE Linux Enterprise High Performance Computing 15-ESPOS pcp versions prior to 3.11.9-5.8.1. SUSE Linux Enterprise High Performance Computing 15-LTSS pcp versions prior to 3.11.9-5.8.1. SUSE Linux Enterprise Module for Development Tools 15 pcp versions prior to 3.11.9-5.8.1. SUSE Linux Enterprise Module for Development Tools 15-SP1 pcp versions prior to 4.3.1-3.5.3. SUSE Linux Enterprise Module for Open Buildservice Development Tools 15 pcp versions prior to 3.11.9-5.8.1. SUSE Linux Enterprise Server 15-LTSS pcp versions prior to 3.11.9-5.8.1. SUSE Linux Enterprise Server for SAP 15 pcp versions prior to 3.11.9-5.8.1. SUSE Linux Enterprise Software Development Kit 12-SP4 pcp versions prior to 3.11.9-6.14.1. SUSE Linux Enterprise Software Development Kit 12-SP5 pcp versions prior to 3.11.9-6.14.1. openSUSE Leap 15.1 pcp versions prior to 4.3.1-lp151.2.3.1.

Affected products

openSUSE Pcp: before 3.11.9-5.8.1; before 4.3.1-3.5.3; before 3.11.9-6.14.1; before 4.3.1-lp151.2.3.1 — fixed in 3.11.9-5.8.1, 3.11.9-6.14.1, 4.3.1-3.5.3, 4.3.1-lp151.2.3.1

How to fix

Upgrade to a fixed version: openSUSE Pcp 3.11.9-5.8.1, 3.11.9-6.14.1, 4.3.1-3.5.3, 4.3.1-lp151.2.3.1. Check the vendor advisory for mitigations.

References

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