PT-2021-2067 · Microsoft · Windows Defender+3

Published 2021-02-09 · Updated 2023-12-29 · CVE-2021-24081

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: Microsoft Windows Codecs Library (affected versions not specified) Microsoft Windows Camera Codec Pack (affected versions not specified)

Description: The issue is related to a remote code execution problem. It may allow remote attackers to execute arbitrary code and affect the system. There is also a mention of a vulnerability in the application control feature of Windows Defender, which could be related to errors in security settings and may allow unauthorized access to protected information.

Recommendations: For Microsoft Windows Codecs Library, at the moment, there is no information about a newer version that contains a fix for this vulnerability. For Microsoft Windows Camera Codec Pack, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Memory Corruption

Weakness Enumeration

CWE-787

CWE-20

Related Identifiers

BDU:2021-00916

CVE-2021-24081

ZDI-21-179

Affected Products

Windows Camera Codec Pack

Windows Codecs Library

Windows

Windows Defender

References · 8

• https://osv.dev/vulnerability/CVE-2021-24081 · Vendor Advisory
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-24081 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-00916 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-21-179 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-24081 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-24081 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-24081 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2021-24081 · Vendor Advisory