Input validation error in ffmpeg.sourceforge.net FFmpeg

1) Input validation error

EUVDB-ID: #VU44101

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2011-4031

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Integer underflow in the asfrtp_parse_packet function in libavformat/rtpdec_asf.c in FFmpeg before 0.8.3 allows remote attackers to execute arbitrary code via a crafted ASF packet.

Mitigation

Install update from vendor's website.

Vulnerable software versions

FFmpeg: 0.3 - 0.8.1

CPE2.3

• cpe:2.3:a:ffmpeg_sourceforge_net:ffmpeg:0.3:*:*:*:*:*:*:*
• cpe:2.3:a:ffmpeg_sourceforge_net:ffmpeg:0.3.1:*:*:*:*:*:*:*
• cpe:2.3:a:ffmpeg_sourceforge_net:ffmpeg:0.3.2:*:*:*:*:*:*:*

External links

https://git.videolan.org/?p=ffmpeg.git;a=commit;h=c2a2ad133eb9d42361804a568dee336992349a5e
https://git.videolan.org/?p=ffmpeg.git;a=shortlog;h=n0.8.3
https://technet.microsoft.com/en-us/security/msvr/msvr11-012

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.