Vulnerability identifier: #VU60079

Vulnerability risk: Low

CVSSv3.1: 6.1 [CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-23181

CWE-ID: CWE-264

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Apache Tomcat
Server applications / Web servers

Vendor: Apache Foundation

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a time of check, time of use flaw when configured to persist sessions using the FileStore. A local user can perform certain actions which lead to security restrictions bypass and privilege escalation (code execution with Tomcat process privileges).

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Apache Tomcat: 8.5.0 - 8.5.74, 9.0.0 - 9.0.56, 10.0.0 - 10.0.14, 10.1.0-M1 - 10.1.0-M9

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External links
http://tomcat.apache.org/security-8.html
http://tomcat.apache.org/security-10.html
http://tomcat.apache.org/security-9.html

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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