CVE-2011-3947

high

Description

Buffer overflow in mjpegbdec.c in libavcodec in FFmpeg 0.7.x before 0.7.12 and 0.8.x before 0.8.11, and in Libav 0.5.x before 0.5.9, 0.6.x before 0.6.6, 0.7.x before 0.7.5, and 0.8.x before 0.8.1, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted MJPEG-B file.

References

http://www.ubuntu.com/usn/USN-1479-1

http://www.debian.org/security/2012/dsa-2471

http://secunia.com/advisories/49089

http://libav.org/

http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=b57d262412204e54a7ef8fa1b23ff4dcede622e5

http://git.libav.org/?p=libav.git%3Ba=commit%3Bh=b57d262412204e54a7ef8fa1b23ff4dcede622e5

http://ffmpeg.org/

Details

Source: Mitre, NVD

Published: 2012-08-20

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 8.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Severity: High