Information disclosure in Apache Tomcat



| Updated: 2024-08-16
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-21733
CWE-ID CWE-200
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 Apache Tomcat
Server applications / Web servers

Vendor Apache Foundation

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU85619

Risk: Medium

CVSSv4.0: 5.5 [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:P/U:Green]

CVE-ID: CVE-2024-21733

CWE-ID: CWE-200 - Information exposure

Exploit availability: Yes

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 when processing incomplete HTTP POST requests. A remote attacker can send a specially crafted HTTP POST request to the server and obtain data from a previous request from another user.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Apache Tomcat: 8.5.0 - 9.0.43

CPE2.3 External links

https://lists.apache.org/thread/h9bjqdd0odj6lhs2o96qgowcc6hb0cfz
https://www.openwall.com/lists/oss-security/2024/01/19/2


Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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