Use-after-free in ArcReader - CVE-2021-29117
Published: February 7, 2022
Vulnerability identifier: #VU60332
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-29117
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the parsing of PMF files. A remote attacker can trick a victim to a specially crafted PMF file and execute arbitrary code on the system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Affected software
ArcReader
How to mitigate CVE-2021-29117
Install updates from vendor's website.
ArcReader - update to 10.8.2