CVE-2025-21247 — Improper Resolution of Path Equivalence in Microsoft Windows 10 Version 1507

CWE-41 — Improper Resolution of Path Equivalence7 documents6 sources
Severity
4.3MEDIUMNVD
EPSS
0.5%
top 32.73%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
27
Microsoft Windows 10 Version 1507Microsoft Windows 10 Version 1607Microsoft Windows 10 Version 1809+24 more
Timeline
PublishedMar 11

Description

Improper resolution of path equivalence in Windows MapUrlToZone allows an unauthorized attacker to bypass a security feature over a network.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:NExploitability: 2.8 | Impact: 1.4

Affected Packages26 packages

▶NVDmicrosoft/windows< 10.0.14393.7876+5
▶NVDmicrosoft/windows_10_1507< 10.0.10240.20947
▶NVDmicrosoft/windows_10_1607< 10.0.14393.7876
▶NVDmicrosoft/windows_10_1809< 10.0.17763.7009
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.5608

🔴Vulnerability Details

2
CVEList
MapUrlToZone Security Feature Bypass Vulnerability↗2025-03-11
▶
GHSA
GHSA-g85v-525p-358p: Improper resolution of path equivalence in Windows MapUrlToZone allows an unauthorized attacker to bypass a security feature over a network↗2025-03-11
▶

📋Vendor Advisories

1
Microsoft
MapUrlToZone Security Feature Bypass Vulnerability↗2025-03-11
▶

🕵️Threat Intelligence

3
Qualys
Microsoft and Adobe Patch Tuesday, March 2025 Security Update Review↗2025-03-11
▶
Qualys
Microsoft and Adobe Patch Tuesday, March 2025 Security Update Review | Qualys↗2025-03-11
▶
Bleepingcomputer
Microsoft March 2025 Patch Tuesday fixes 7 zero-days, 57 flaws↗2025-03-11
▶
CVE-2025-21247 — Microsoft vulnerability | cvebase