A heap-based buffer overflow in the hxxx_AnnexB_to_xVC function in…
Priority LOW 39CWE-787Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.
Summary
A heap-based buffer overflow in the hxxx_AnnexB_to_xVC function in modules/packetizer/hxxx_nal.c in VideoLAN VLC media player before 3.0.11 for macOS/iOS allows remote attackers to cause a denial of service (application crash) or execute arbitrary code via a crafted H.264 Annex-B video (.avi for example) file.
Why it matters now
EPSS 0.02462 84th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:videolan:vlc_media_player:*:*:*:*:*:iphone_os:*:* | before 3.0.11 | Vulnerable | VideoLAN |
| cpe:2.3:a:videolan:vlc_media_player:*:*:*:*:*:macos:*:* | before 3.0.11 | Vulnerable | VideoLAN |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 10.0 | Vulnerable | Debian |
- cpe:2.3:a:videolan:vlc_media_player:*:*:*:*:*:iphone_os:*:* Versions before 3.0.11 Vulnerable ·VideoLAN
- cpe:2.3:a:videolan:vlc_media_player:*:*:*:*:*:macos:*:* Versions before 3.0.11 Vulnerable ·VideoLAN
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-13428
- 2026-10-03 Alias added: GHSA-2cf7-9933-4jgc
References
Advisory 3
Sources
- CVE-2020-13428 · CVE Program
- CVE-2020-13428 · NVD
- FIRST EPSS
- GHSA-2cf7-9933-4jgc · GitHub Advisory Database · CC BY 4.0
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