PT-2021-3009 · Microsoft · Web Media Extensions

Wayne Low · Published 2021-05-11 · Updated 2023-08-02 · CVE-2021-28465

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 Web Media Extensions (affected versions not specified)

Description The issue is related to incorrect code generation management in the Web Media Extensions package, allowing an attacker to execute arbitrary code.

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

RCE

Code Injection

Memory Corruption

Weakness Enumeration

CWE-94

CWE-787

Related Identifiers

BDU:2021-02611

CVE-2021-28465

ZDI-21-572

ZDI-21-579

Affected Products

Web Media Extensions

References · 8

• https://zerodayinitiative.com/advisories/ZDI-21-572 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-28465 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-28465 · Vendor Advisory
• https://zerodayinitiative.com/advisories/ZDI-21-579 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28465 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-02611 · Security Note
• https://cybersecurity-help.cz/vdb/SB2021051121 · Note
• https://t.me/cvenotify/14401 · Telegram Post