Division by zero in OpenJPEG - CVE-2018-20845
Published: May 19, 2022
Vulnerability identifier: #VU63447
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-20845
CWE-ID: CWE-369
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
OpenJPEG
OpenJPEG
Software vendor:
openjpeg.org
openjpeg.org
Description
The vulnerability allows a remote attacker to perform a denial of service attack.
The vulnerability exists due to a division by zero error in the functions pi_next_pcrl(), pi_next_cprl(), and pi_next_rpcl() in openmj2/pi.c. A remote attacker can create a specially crafted file, trick the victim into opening it and cause a denial of service.
Remediation
Install updates from vendor's website.