High severity · published Jul 1, 2021
CVE-2020-36407
libavif 0.8.0 and 0.8.1 has an out-of-bounds write in avifDecoderDataFillImageGrid
8.8
CVSS
1.4%
EPSS
No
On KEV
Description
libavif 0.8.0 and 0.8.1 has an out-of-bounds write in avifDecoderDataFillImageGrid.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 73% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Libavif · Aomedia
0.8.0; 0.8.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-36407
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-36407
Exploit
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24811
Patch
https://github.com/AOMediaCodec/libavif/commit/0a8e7244d494ae98e9756355dfbfb6697ded2ff9
Third Party Advisory
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libavif/OSV-2020-1597.yaml
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