Cyber Resilience

CVE-2024-21411

High

Published: 12 March 2024

Published
12 March 2024
Modified
27 December 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 0.0504 90.0th percentile
Risk Priority 21 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-21411 is a high-severity Insecure Default Variable Initialization (CWE-453) vulnerability in Skype Skype. Its CVSS base score is 8.8 (High).

Operationally, ranked in the top 10.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis

CVE-2024-21411 is a remote code execution vulnerability in Skype for Consumer that carries a CVSS 3.1 score of 8.8. The flaw is tracked under CWE-453 and was published on 12 March 2024.

An unauthenticated attacker can exploit the issue over the network with low complexity and only user interaction required, resulting in full impact to confidentiality, integrity, and availability on the affected system.

Microsoft publishes mitigation guidance for the vulnerability in its Security Response Center advisory at the listed reference URL. The current EPSS score stands at 0.0504 with an identical peak value, indicating no material rise in observed exploitation interest after disclosure.

EU & UK References

Vulnerability details

Skype for Consumer Remote Code Execution Vulnerability

CWE(s)

Related Threats

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

Affected Assets

skype
skype
≤ 8.113

Mitigating Controls

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

References