Cyber Resilience

CVE-2023-41771

High

Published: 10 October 2023

Published
10 October 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0022 44.4th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-41771 is a high-severity Use After Free (CWE-416) vulnerability in Microsoft Windows Server 2008. Its CVSS base score is 8.1 (High).

Operationally, ranked at the 44.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Layer 2 Tunneling Protocol 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 10 1507
≤ 10.0.10240.20232
microsoft
windows 10 1607
≤ 10.0.14393.6351
microsoft
windows 10 1809
≤ 10.0.17763.4974
microsoft
windows 10 21h2
≤ 10.0.19041.3570
microsoft
windows 10 22h2
≤ 10.0.19045.3570
microsoft
windows 11 21h2
≤ 10.0.22000.2538
microsoft
windows 11 22h2
≤ 10.0.22621.2428
microsoft
windows server 2008
all versions, r2
microsoft
windows server 2012
all versions, r2
microsoft
windows server 2016
all versions
+2 more product configuration(s) — see NVD for full list

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-362

Accurate timestamps from internal clocks enable detection of race conditions by providing reliable event ordering in audit logs.

addresses: CWE-362

Coordination of concurrent security activities reduces the probability that shared resources will be accessed simultaneously without proper synchronization.

addresses: CWE-416

Use-after-free exploits that achieve arbitrary code execution are blocked or significantly hardened by non-executable pages and ASLR.

References