Input validation error in OTRS Community Edition and OTRS - CVE-2021-36093
Published: September 8, 2021
Vulnerability identifier: #VU56400
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-36093
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a flaw in PostMaster filters. A remote attacker can send a specially crafted email and perform a denial of service (DoS) attack.
Affected software
OTRS Community Edition
OTRS
OTRS
How to mitigate CVE-2021-36093
Install updates from vendor's website.
OTRS - addressed in versions 7.0.29, 8.0.16