PT-2025-1100 · Microsoft · Windows

Published 2025-01-14 · Updated 2025-01-14 · CVE-2025-21231

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

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

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

Description The issue is related to an uncontrolled consumption of resources in the IP Helper service of Windows operating systems. This can be exploited by a remote attacker to cause a denial of service.

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

DoS

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

BDU:2025-00355

CVE-2025-21231

Affected Products

Windows

References · 7

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21231 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-21231 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-21231 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-00355 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-21231 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-21231 · Security Note
• https://twitter.com/CVEnew/status/1879290783162937764 · Twitter Post