#VU85304 Excessive Iteration in parsson - CVE-2023-4043


Vulnerability identifier: #VU85304

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-4043

CWE-ID: CWE-834

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
parsson
Other software / Other software solutions

Vendor: Eclipse EE4J

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to built-in support for parsing numbers with large scale in Java has a number of edge cases where the input text of a number can lead to much larger processing time than one would expect. A remote attacker can trigger excessive iteration and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

parsson: 1.0.0 - 1.1.3


External links
http://github.com/eclipse-ee4j/parsson/pull/100
http://gitlab.eclipse.org/security/vulnerability-reports/-/issues/13


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.


Latest bulletins with this vulnerability