#VU59154 Incorrect Regular Expression in Apache James - CVE-2021-40110
Published: January 4, 2022
Vulnerability identifier: #VU59154
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-40110
CWE-ID: CWE-185
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Apache James
Apache James
Software vendor:
Apache Foundation
Apache Foundation
Description
The vulnerability allows a remote user to perform a denial of service attack.
The vulnerability exists due to improper input validation when parsing IMAP LIST commands. A remote user can send a specially crafted IMAP command to the server and perform a regular expression denial of service (ReDoS).
Remediation
Install updates from vendor's website.