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MSRC compact vulnerability detail

CVE-2025-21347 · Windows Deployment Services Denial of Service Vulnerability

No description was published by MSRC.

Severity
Important
Impact
Denial of Service
CVSS
6.0 base · 5.2 temporal
Release
2025-02-11
Signals
Windows Update Stack Denial of Service Exploited: No Publicly disclosed: No Exploitability: Exploitation Less Likely
CWE
CWE-59: Improper Link Resolution Before File Access ('Link Following')
Patch Diff
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Resolved binary override
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Description
No description was published by MSRC.
FAQ / Articles
FAQ
According to the CVSS metrics, user interaction is required (UI:R) and privileges required is low (PR:L). What does that mean for this vulnerability? An authenticated attacker would need to perform specific actions on a vulnerable system, then convince another user on that system to interact with the Windows Deployment Services functionality.
FAQ
According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability? Successful exploitation of this vulnerability requires an attacker to prepare the target environment to improve exploit reliability.
FAQ
According to the CVSS metrics, successful exploitation of this vulnerability could lead to no loss of confidentiality (C:N), but could lead to major loss on integrity (I:H) and availability (A:H). What does that mean for this vulnerability? An attacker who successfully exploits this vulnerability cannot access files but can overwrite their contents and potentially cause the service to become unavailable.