#VU59965 Infinite loop in Xerces2 Java XML Parser

Published: 2022-01-25

Vulnerability identifier: #VU59965

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-2022-23437


Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Xerces2 Java XML Parser
Universal components / Libraries / Software for developers

Vendor: Apache Foundation


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

The vulnerability exists due to infinite loop when parsing XML documents. A remote attacker can supply a specially crafted XML document, consume all available system resources and cause denial of service conditions.

Install updates from vendor's website.

Vulnerable software versions

Xerces2 Java XML Parser: 2.0.0 - 2.12.1

External links

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