Cyber Resilience

CVE-2024-20697

High

Published: 09 January 2024

Published
09 January 2024
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.4943 97.9th percentile
Risk Priority 44 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-20697 is a high-severity Heap-based Buffer Overflow (CWE-122) vulnerability in Microsoft Windows 11 22H2. Its CVSS base score is 7.3 (High).

Operationally, ranked in the top 2.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis

Windows libarchive contains a remote code execution vulnerability tracked as CVE-2024-20697 and assigned CWE-122. The flaw affects the libarchive component shipped with Windows and carries a CVSS 3.1 score of 7.3, reflecting local attack vector, low attack complexity, low privileges required, and required user interaction.

An attacker with local access and limited privileges can leverage the issue by supplying a malicious archive that triggers the flaw when processed, resulting in arbitrary code execution with full confidentiality, integrity, and availability impact on the affected system.

Microsoft security advisories at the listed references describe available updates and mitigation steps for the vulnerability. The associated EPSS score has remained flat at 0.4943 with no material increase after disclosure.

EU & UK References

Vulnerability details

Windows libarchive Remote Code Execution Vulnerability

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

microsoft
windows 11 22h2
≤ 10.0.22621.3007 · ≤ 10.0.22621.3007
microsoft
windows 11 23h2
≤ 10.0.22631.3007 · ≤ 10.0.22631.3007
microsoft
windows server 2022 23h2
all versions

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References