NULL pointer dereference in Bento4 - CVE-2019-13959
Published: July 18, 2019 / Updated: August 8, 2020
Vulnerability identifier: #VU35701
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-13959
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
In Bento4 1.5.1-627, AP4_DataBuffer::SetDataSize does not handle reallocation failures, leading to a memory copy into a NULL pointer. This is different from CVE-2018-20186.
Affected software
Bento4
How to mitigate CVE-2019-13959
Install update from vendor's website.