#VU89301 Heap-based buffer overflow in FFmpeg
Vulnerability identifier: #VU89301
Vulnerability risk: High
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-122
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
FFmpeg
Universal components / Libraries /
Libraries used by multiple products
Vendor: ffmpeg.sourceforge.net
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error within the raw_block_rectangle() function of libavfilter/vf_codecview.c.. A remote attacker can pass specially crafted data to the application, trigger a heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
FFmpeg: All versions
External links
http://github.com/FFmpeg/FFmpeg/blob/n6.1.1/libavfilter/vf_codecview.c#L220
http://github.com/ffmpeg/ffmpeg/commit/99debe5f823f45a482e1dc08de35879aa9c74bd2
http://gist.github.com/1047524396/b47d5efe3bc420fb91dbb77c73c0fff3
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.
