Heap-based buffer overflow in libsox - CVE-2021-40426
Published: March 24, 2022
Vulnerability identifier: #VU61598
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2021-40426
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Sound Exchange
Affected software:
libsox
libsox
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 the sphere.c start_read() functionality. A remote attacker can use a specially crafted file, 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-2021-40426
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.