PT-2021-1686 · Unknown · Hevc Video Extensions

Dhanesh Kizhakkinan + 2 · Published 2021-01-12 · Updated 2024-10-08 · CVE-2021-1643

Positive Technologies (AI Summary)

CVSS v2.0

10

High

Base vector

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

Name of the Vulnerable Software and Affected Versions HEVC Video Extensions (affected versions not specified)

Description The issue is due to insufficient input validation in the HEVC Video Extension codec. This can allow a remote 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

Weakness Enumeration

CWE-20

Related Identifiers

BDU:2021-00342

CVE-2021-1643

Affected Products

Hevc Video Extensions

References · 10

• https://osv.dev/vulnerability/CVE-2021-1643 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-00342 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-1643 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-1643 · Security Note
• https://cybersecurity-help.cz/vdb/SB2021011267 · Note
• https://t.me/cvenotify/65707 · Telegram Post
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1643 · Note
• https://t.me/cvenotify/8511 · Telegram Post
• https://t.me/cvenotify/97490 · Telegram Post
• https://t.me/cibsecurity/22016 · Telegram Post