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Fencer Vulns
high 7.7

CVE-2019-18898 json

trousers: Local privilege escalation from tss to root

published 2020-01-23 6 y ago modified 2026-06-17 4 mo ago also EUVD-2019-8579

cvss
7.7
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 41%
public exploits
0
none known

Summary

UNIX Symbolic Link (Symlink) Following vulnerability in the trousers package of SUSE Linux Enterprise Server 15 SP1; openSUSE Factory allowed local attackers escalate privileges from user tss to root. This issue affects: SUSE Linux Enterprise Server 15 SP1 trousers versions prior to 0.3.14-6.3.1. openSUSE Factory trousers versions prior to 0.3.14-7.1.

Patch / fix

  • SUSE SUSE Linux Enterprise Server 15 SP1 0.3.14-6.3.1
  • openSUSE Factory 0.3.14-7.1
  • trousers SLE Module for Basesystem 15 SP1 0.3.14-6.3.1

suse advisories SUSE-SU-2019:3349-1

  • trousers openSUSE Tumbleweed 0.3.15-1.7
  • trousers openSUSE Leap 15.1 0.3.14-lp151.4.6.1
  • trousers openSUSE Leap 15.1 0.3.14-lp151.4.3.1

opensuse advisories openSUSE-SU-2024:11476-1openSUSE-SU-2020:0744-1openSUSE-SU-2020:0015-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2019-18898 updated cvss 3.1

trousers: local privilege escalation from tss to root

  • Red Hat Enterprise Linux 5 trousers Red Hat Enterprise Linux 6 trousers Red Hat Enterprise Linux 7 trousers Red Hat Enterprise Linux 8 trousers, trousers-lib
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.48% chance of exploitation in the next 30 days, higher than 41% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • bugzilla.suse.com https://bugzilla.suse.com/show_bug.cgi?id=1157651 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 7.7 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.2 AV:L/AC:L/Au:N/C:C/I:C/A:C

Affected products

  • SUSE SUSE Linux Enterprise Server 15 SP1
  • openSUSE Factory

Classification

Weakness
  • CWE-59 Improper Link Resolution Before File Access

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.