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Fencer Intel
high 7.5

CVE-2019-18902 json

wicked: Use-after-free when receiving invalid DHCP6 client options

published 6y ago modified 4mo ago also EUVD-2019-8583

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
2.4%
EPSS 2.4% chance of exploitation in 30 days, percentile 84%
public exploits
0
none known

Summary

A Use After Free vulnerability in wicked of SUSE Linux Enterprise Server 12, SUSE Linux Enterprise Server 15; openSUSE Leap 15.1, Factory allows remote attackers to cause DoS or potentially code execution. This issue affects: SUSE Linux Enterprise Server 12 wicked versions prior to 0.6.60-3.5.1. SUSE Linux Enterprise Server 15 wicked versions prior to 0.6.60-3.21.1. openSUSE Leap 15.1 wicked versions prior to 0.6.60-lp151.2.6.1. openSUSE Factory wicked versions prior to 0.6.62.

Patch / fix

  • SUSE SUSE Linux Enterprise Server 12 0.6.60-3.5.1
  • SUSE SUSE Linux Enterprise Server 15 0.6.60-3.21.1
  • openSUSE Leap 15.1 0.6.60-lp151.2.6.1
  • openSUSE Factory 0.6.62
  • wicked SLES for SAP 12 SP4, SLES 12 SP4, SLED 12 SP4 0.6.60-2.18.1
  • wicked SLES for SAP 12 SP5, SLES 12 SP5 0.6.60-3.5.1
  • wicked SLE Module for Basesystem 15 SP1 0.6.60-3.10.1
  • wicked SLES for SAP 15, SLES 15-LTSS, SLE Module for Basesystem 15 +2 more 0.6.60-3.21.1
  • wicked SLES for SAP 12 SP1, SLES 12 SP1-LTSS 0.6.60-28.26.1

suse advisories SUSE-SU-2020:0369-1SUSE-SU-2020:0358-1SUSE-SU-2020:0351-1SUSE-SU-2020:0264-1SUSE-SU-2020:0263-1

  • wicked openSUSE Tumbleweed 0.6.66-1.2
  • wicked openSUSE Leap 15.1 0.6.60-lp151.2.6.1

opensuse advisories openSUSE-SU-2024:11511-1openSUSE-SU-2020:0165-1

Is CVE-2019-18902 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Exploit prediction

2.42% chance of exploitation in the next 30 days, higher than 84% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 7.5 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

  • SUSE SUSE Linux Enterprise Server 12
  • SUSE SUSE Linux Enterprise Server 15
  • openSUSE Leap 15.1
  • openSUSE Factory

Classification

Weakness

References

Sources

Fencer Intel 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.