PT-2026-24287 · Microsoft · Windows

Angelboy · Published 2026-03-10 · Updated 2026-03-17 · CVE-2026-24293

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Windows Ancillary Function Driver for WinSock (affected versions not specified)

Description A flaw exists in the Windows Ancillary Function Driver for WinSock that could allow an attacker to gain higher-level access to a system. The issue is due to a null pointer dereference. Exploitation of this issue may allow an attacker to elevate privileges locally.

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

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

BDU:2026-02968

CVE-2026-24293

Affected Products

Windows

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2026-24293 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2026-24293 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-02968 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-24293 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-24293 · Security Note
• https://osv.dev/vulnerability/CVE-2026-24293 · Vendor Advisory
• https://twitter.com/CVEnew/status/2033755395693424653 · Twitter Post