What is CVE-2019-3691?

CVE-2019-3691 is a high-severity vulnerability in openSUSE Factory, classified under Improper Link Resolution Before File Access. CVSS score: 7.7/10. Published 2020-01-23.

How severe is CVE-2019-3691?

High severity. CVSS v3 base score is 7.7 out of 10.

Vulnerability in openSUSE Factory

CVE-2019-3691

A Symbolic Link (Symlink) Following vulnerability in the packaging of munge in SUSE Linux Enterprise Server 15; openSUSE Factory allowed local attackers to escalate privileges from user munge to root. This issue affects: SUSE Linux Enterprise Server 15 munge versions prior to 0.5.13-4.3.1. openSUSE Factory munge versions prior to 0.5.13-6.1.

Published 2020-01-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.005 (43.2th percentile), scored 2026-10-23.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

openSUSE Factory — versions munge
openSUSE Munge
SUSE Linux Enterprise Server — versions 15
SUSE Linux Enterprise Server 15 — versions munge

Weakness classification (CWE)

CWE-59 — Improper Link Resolution Before File Access

References

bugzilla.suse.com/show_bug.cgi (Exploit, Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2019-3691?: CVE-2019-3691 is a high-severity vulnerability in openSUSE Factory, classified under Improper Link Resolution Before File Access. CVSS score: 7.7/10. Published 2020-01-23.
How severe is CVE-2019-3691?: High severity. CVSS v3 base score is 7.7 out of 10.