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Fencer Vulns
high 7.3

CVE-2024-20697 in the critical feed json

Windows libarchive Remote Code Execution Vulnerability

published 2024-01-09 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-18412

cvss
7.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
72.2%
EPSS 72.2% chance of exploitation in 30 days, percentile 99.4%
public exploits
0
none known

Summary

Windows libarchive Remote Code Execution Vulnerability

Patch / fix

  • Microsoft Windows 11 version 22H2 10.0.22621.3007
  • Microsoft Windows 11 version 22H3 10.0.22631.3007
  • Microsoft Windows 11 Version 23H2 10.0.22631.3007
  • Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.643
  • libarchive Linux Micro 6.1 3.7.4-slfo.1.1_2.1
  • libarchive Linux Micro 6.0 3.6.2-4.1
  • libarchive Linux Micro 6.0 3.6.2-3.1
  • libarchive SLE Module for Development Tools 15 SP6, SLE Module for Basesystem 15 SP6, openSUSE Leap 15.6 3.7.2-150600.3.9.1
  • libarchive SLE Module for Development Tools 15 SP6, SLE Module for Basesystem 15 SP6, openSUSE Leap 15.6 3.7.2-150600.3.3.1

suse advisories SUSE-SU-2025:20257-1SUSE-SU-2025:20087-1SUSE-SU-2025:20050-1SUSE-SU-2024:3940-1SUSE-SU-2024:2083-1

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-2024-20697 updated cvss 7.5

libarchive: Heap based buffer overflow in rar e8 filter

  • Red Hat Enterprise Linux 6 libarchive Red Hat Enterprise Linux 7 bsdtar, bsdcpio, libarchive Red Hat Enterprise Linux 8 bsdtar, libarchive Red Hat Enterprise Linux 9 bsdtar, libarchive Red Hat Enterprise Linux 10 libarchive
    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

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

72.16% chance of exploitation in the next 30 days, higher than 99.4% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CNA 3.1 7.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Affected products

  • Microsoft Windows 11 version 22H2
  • Microsoft Windows 11 version 22H3
  • Microsoft Windows 11 Version 23H2
  • Microsoft Windows Server 2022, 23H2 Edition (Server Core installation)

Classification

Weakness
  • CWE-122 Heap-based Buffer Overflow

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.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.