#VU56403 Information disclosure in OTRS Community Edition and OTRS - CVE-2021-36095

Vulnerability identifier: #VU56403

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-36095

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
OTRS Community Edition
Server applications / Other server solutions
OTRS
Server applications / Other server solutions

Vendor: OTRS AG

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application in the "lost password" feature. A remote attacker can gain unauthorized access to sensitive information on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

OTRS Community Edition: 6.0.1

OTRS: 7.0.28

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External links
http://otrs.com/release-notes/otrs-security-advisory-2021-18/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.