Vulnerability identifier: #VU11781
Vulnerability risk: Low
CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-125
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 unauthenticated attacker to cause DoS condition on the target system.
The weakness exists in the export function in the libavfilter/vf_signature.c source code file when processing files with long filenames. A remote attacker can trick the victim into opening a specially crafted file with a long filename, trigger out-of-array access and cause the service to crash.
Mitigation
Install update from vendor's website.
Vulnerable software versions
FFmpeg: 0.5 - 3.4.2
External links
http://git.videolan.org/?p=ffmpeg.git;a=commit;h=35eeff30caf34df835206f1c12bcf4b7c2bd6758
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.