#VU63448 Input validation error in OpenJPEG - CVE-2018-20846
Published: May 19, 2022
Vulnerability identifier: #VU63448
Vulnerability risk: 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-2018-20846
CWE-ID: CWE-20
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 (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input in the functions pi_next_lrcp(), pi_next_rlcp(), pi_next_rpcl(), pi_next_pcrl(), pi_next_rpcl(), and pi_next_cprl() in openmj2/pi.c. A remote attacker can trick the victim to open a specially crafted file and perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.