Vulnerability identifier: #VU70666

Vulnerability risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-45143

CWE-ID: CWE-94

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Apache Tomcat
Server applications / Web servers

Vendor: Apache Foundation

Description

The vulnerability allows a remote attacker to manipulate server output.

The vulnerability exists due to improper input validation within the JsonErrorReportValve when handling type, message or description values. A remote attacker can send a specially crafted request and manipulate or invalidate JSON output.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Apache Tomcat: 10.1.0 - 10.1.1, 9.0.40 - 9.0.68, 8.5.83

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External links
http://github.com/apache/tomcat/commit/6a0ac6a438cbbb66b6e9c5223842f53bf0cb50aa
http://tomcat.apache.org/security-10.html
http://tomcat.apache.org/security-9.html
http://tomcat.apache.org/security-8.html

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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.