Cyber Resilience

CVE-2024-43518

High

Published: 08 October 2024

Published
08 October 2024
Modified
17 October 2024
KEV Added
Patch
CVSS Score v3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0806 92.3th percentile
Risk Priority 22 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-43518 is a high-severity Heap-based Buffer Overflow (CWE-122) vulnerability in Microsoft Windows Server 2008. Its CVSS base score is 8.8 (High).

Operationally, ranked in the top 7.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis

CVE-2024-43518 is a remote code execution vulnerability affecting the Windows Telephony Server component. It carries a CVSS 3.1 score of 8.8 and is associated with CWE-122. The flaw was publicly disclosed on 8 October 2024.

An unauthenticated attacker can exploit the issue over a network connection with low attack complexity. Successful exploitation requires user interaction but no prior privileges, after which the attacker can obtain full confidentiality, integrity, and availability impact on the affected system.

Microsoft has published an advisory for the vulnerability at the Microsoft Security Response Center update guide. The EPSS score for this CVE has remained flat at 0.0806 since disclosure, indicating no material increase in observed exploitation interest.

EU & UK References

Vulnerability details

Windows Telephony Server 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
≤ 10.0.10240.20796
microsoft
windows 10 1607
≤ 10.0.14393.7428 · ≤ 10.0.14393.7428
microsoft
windows 10 1809
≤ 10.0.17763.6414 · ≤ 10.0.17763.6414
microsoft
windows 10 21h2
≤ 10.0.19044.5011
microsoft
windows 10 22h2
≤ 10.0.19045.5011
microsoft
windows 11 21h2
≤ 10.0.22000.3260
microsoft
windows 11 22h2
≤ 10.0.22621.4317
microsoft
windows 11 23h2
≤ 10.0.22631.4317
microsoft
windows 11 24h2
≤ 10.0.26100.2033
microsoft
windows server 2008
all versions, r2
+5 more product configuration(s) — see NVD for full list

Mitigating Controls

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

References