Privilege escalation in Apache Tomcat



Published: 2022-01-27 | Updated: 2022-01-28
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-23181
CWE-ID CWE-264
Exploitation vector Local
Public exploit N/A
Vulnerable software
Subscribe 		Apache Tomcat
Server applications / Web servers

Vendor Apache Foundation

Security Bulletin

This security bulletin contains information about 1 vulnerabilities.

Updated: 28.01.2021

Updated vulnerability description, updated list of affected and and fixed versions.

1) Security restrictions bypass

EUVDB-ID: #VU60079

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-23181

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

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

CPE2.3 External links

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

Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?



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