Vulnerability identifier: #VU85304

Vulnerability risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

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

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

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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.