Vulnerability identifier: #VU64627

Vulnerability risk: Medium

CVSSv3.1:

CVE-ID: CVE-2022-34305

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Apache Tomcat
Server applications / Web servers

Vendor: Apache Foundation

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data passed to the form authentication example in the examples web application. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Apache Tomcat: 10.1.0-M1 - 10.1.0-M16, 10.0.0 - 10.0.22, 9.0.0 - 9.0.64, 8.5.0 - 8.5.81

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CPE

• cpe:2.3:a:apache_foundation:apache_tomcat:10.1.0-M16:*:*:*:*:*:*:*

External links
http://lists.apache.org/thread/k04zk0nq6w57m72w5gb0r6z9ryhmvr4k

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?