CVE-2020-36138
An issue was discovered in decode_frame in libavcodec/tiff.c in FFmpeg version 4.3, allows remote...
An issue was discovered in decode_frame in libavcodec/tiff.c in FFmpeg version 4.3, allows remote attackers to cause a denial of service (DoS).
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered in decode_frame in libavcodec/tiff.c in FFmpeg version 4.3, allows remote attackers to cause a denial of service (DoS).
- Record
CVE-2020-36138- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-476
- Updated
- 2026-11-02
CVE List No score
An issue was discovered in decode_frame in libavcodec/tiff.c in FFmpeg version 4.3, allows remote attackers to cause a denial of service (DoS).
- Record
CVE-2020-36138- Updated
- 2026-11-02
EUVDEUVD-2020-23716 No score
An issue was discovered in decode_frame in libavcodec/tiff.c in FFmpeg version 4.3, allows remote attackers to cause a denial of service (DoS).
- Record
EUVD-2020-23716- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wcq2-h3fq-c7cf
An issue was discovered in decode_frame in libavcodec/tiff.c in FFmpeg version 4.3, allows remote...
An issue was discovered in decode_frame in libavcodec/tiff.c in FFmpeg version 4.3, allows remote attackers to cause a denial of service (DoS).
- Record
GHSA-wcq2-h3fq-c7cf- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-476
- Updated
- 2026-11-02
OSV
An issue was discovered in decode_frame in libavcodec/tiff.c in FFmpeg version 4.3, allows remote attackers to cause a denial of service (DoS).
- Record
CVE-2020-36138- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-07
OSVJLSEC-2025-124
An issue was discovered in `decode_frame` in `libavcodec/tiff.c` in FFmpeg version 4.3, allows...
An issue was discovered in decode_frame in libavcodec/tiff.c in FFmpeg version 4.3, allows remote attackers to cause a denial of service (DoS).
- Record
JLSEC-2025-124- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2020-36138
An issue was discovered in decode_frame in libavcodec/tiff.c in FFmpeg version 4.3, allows remote attackers to cause a denial of service (DoS).
- Record
UBUNTU-CVE-2020-36138- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
FFMPEG_jllJulia |
4.3.1+0 up to 4.3.1+2 | 4.3.1+2 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| affected | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-36138 is a high vulnerability (CVSS 7.5) in Ffmpeg, published August 11, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.23%, the 69th percentile. Fixed in FFMPEG_jll 4.3.1+2.
References
trac.ffmpeg.org/ticket/8960
github.com/FFmpeg/FFmpeg/commit/292e41ce650a7b5ca5de4ae87fff0d6a90d9fc97
lists.ffmpeg.org/pipermail/ffmpeg-devel/2020-November/272001.html
nvd.nist.gov/vuln/detail/CVE-2020-36138
ubuntu.com/security/CVE-2020-36138
cve.org/CVERecord?id=CVE-2020-36138