Vulnerability Description
The read_header function in libavcodec/ffv1dec.c in FFmpeg before 2.1 does not properly enforce certain bit-count and colorspace constraints, which allows remote attackers to cause a denial of service (out-of-bounds array access) or possibly have unspecified other impact via crafted FFV1 data.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ffmpeg | Ffmpeg | <= 2.0.1 |
| Debian | Debian Linux | 6.0 |
Related Weaknesses (CWE)
References
- http://ffmpeg.org/security.htmlVendor Advisory
- http://openwall.com/lists/oss-security/2013/11/26/7Mailing ListPatchThird Party Advisory
- http://openwall.com/lists/oss-security/2013/12/08/3Mailing ListPatchThird Party Advisory
- http://secunia.com/advisories/61389
- http://www.debian.org/security/2014/dsa-3027Third Party Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2014:227Broken Link
- https://github.com/FFmpeg/FFmpeg/commit/b05cd1ea7e45a836f7f6071a716c38bb30326e0fIssue TrackingPatch
- https://security.gentoo.org/glsa/201603-06
- http://ffmpeg.org/security.htmlVendor Advisory
- http://openwall.com/lists/oss-security/2013/11/26/7Mailing ListPatchThird Party Advisory
- http://openwall.com/lists/oss-security/2013/12/08/3Mailing ListPatchThird Party Advisory
- http://secunia.com/advisories/61389
- http://www.debian.org/security/2014/dsa-3027Third Party Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2014:227Broken Link
- https://github.com/FFmpeg/FFmpeg/commit/b05cd1ea7e45a836f7f6071a716c38bb30326e0fIssue TrackingPatch
FAQ
What is CVE-2013-7020?
CVE-2013-7020 is a vulnerability with a CVSS score of 6.8 (MEDIUM). The read_header function in libavcodec/ffv1dec.c in FFmpeg before 2.1 does not properly enforce certain bit-count and colorspace constraints, which allows remote attackers to cause a denial of service...
How severe is CVE-2013-7020?
CVE-2013-7020 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-7020?
Check the references section above for vendor advisories and patch information. Affected products include: Ffmpeg Ffmpeg, Debian Debian Linux.