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CVE-2021-1643

CVSS 3.1: 7.8 high
EPSS: 4%p90
Published: Jan 12, 2021 · Jan 12, 2021
Modified: Jun 17, 2026

Analyze CVE-2021-1643 with Vani AIImpact, affected versions, exploitation status, mitigations and detection

Description · NVD

HEVC Video Extensions Remote Code Execution Vulnerability

Vendors: microsoft

Products: hevc video extensions

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (3.9%)

In the news

2 stories

Microsoft Patch Tuesday for January 2021 fixes 83 flaws, including an actively exploited issue

Security AffairsJan 13, 14:25 UTC · Jan 13, 2021VulnerabilityExploitedCVE-2021-1647 CVE-2021-1648 CVE-2021-1665+102 · 1 read

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Microsoft Patch Tuesday for Jan. 2021 — Snort rules and prominent vulnerabilities

Cisco TalosJan 12, 18:48 UTC · Jan 12, 2021VulnerabilityCVE-2021-1647 CVE-2021-1707 CVE-2021-1709+41 · 1 read

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