Heap-based buffer overflow in Libav - CVE-2018-18828
Published: July 28, 2019
Vulnerability identifier: #VU19514
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2018-18828
CWE-ID: CWE-122
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Libav
Affected software:
Libav
Libav
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in vc1_decode_i_block_adv() function in vc1_block. A remote attacker can use a crafted aac file to trigger 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.
How to mitigate CVE-2018-18828
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.