CVE-2020-13428
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.46%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 2.46% probability · 84th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- videolan/vlc media player · debian/debian linux
- Source
- cve@mitre.org
EPSS 2.5% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://git.videolan.org/?p=vlc/vlc-3.0.git%3Ba=commit%3Bh=d5c43c21c747ff30ed19fcca745dea3481c733e0
- https://github.com/videolan/vlc-3.0/releases/tag/3.0.11Release Notes, Third Party Advisory
- https://github.com/videolan/vlc/commits/master/modules/packetizer/hxxx_nal.cPatch, Third Party Advisory
- https://www.debian.org/security/2020/dsa-4704Third Party Advisory
- https://www.videolan.org/security/sb-vlc3011.htmlVendor Advisory
- http://git.videolan.org/?p=vlc/vlc-3.0.git%3Ba=commit%3Bh=d5c43c21c747ff30ed19fcca745dea3481c733e0
- https://github.com/videolan/vlc-3.0/releases/tag/3.0.11Release Notes, Third Party Advisory
- https://github.com/videolan/vlc/commits/master/modules/packetizer/hxxx_nal.cPatch, Third Party Advisory
- https://www.debian.org/security/2020/dsa-4704Third Party Advisory
- https://www.videolan.org/security/sb-vlc3011.htmlVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.