PT-2025-1219 · Microsoft · Windows

George Hughey · Published 2025-01-14 · Updated 2025-07-19 · CVE-2025-21189

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Medium

Base vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

Name of the Vulnerable Software and Affected Versions Windows (affected versions not specified)

Description The issue is related to the MapUrlToZone component of the Windows operating system, which is associated with incorrect path equivalence resolution. This can allow a remote attacker to bypass existing security restrictions. There is no information provided about the estimated number of potentially affected devices worldwide or real-world incidents where this issue was exploited.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Weakness Enumeration

CWE-41

Related Identifiers

BDU:2025-00598

CVE-2025-21189

Affected Products

Windows

References · 8

• https://bdu.fstec.ru/vul/2025-00598 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21189 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-21189 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-21189 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-21189 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-21189 · Vendor Advisory
• https://twitter.com/CVEnew/status/1879290779660648903 · Twitter Post
• https://t.me/avleonovcom/1497 · Telegram Post