Buffer overflow in Libav - CVE-2017-18243
Published: March 22, 2018 / Updated: August 8, 2020
Vulnerability identifier: #VU37373
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2017-18243
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Libav
Affected software:
Libav
Libav
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The unpack_parse_unit function in libavcodec/dirac_parser.c in Libav 12.2 allows remote attackers to cause a denial of service (segmentation fault) via a crafted file.
How to mitigate CVE-2017-18243
Install update from vendor's website.