#VU64724 Incorrect Regular Expression in Apache Tika


Vulnerability identifier: #VU64724

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-2022-33879

CWE-ID: CWE-185

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Apache Tika
Server applications / Other server solutions

Vendor: Apache Foundation

Description

The vulnerability allows a remote attacker to perform DoS attack.

The vulnerability exists due to improper validation in the StandardsExtractingContentHandler. A remote attacker can pass specially crafted file to the application and perform a denial of service (DoS) attack.

The vulnerability exists due to incomplete fixes for #VU63404 (CVE-2022-30126) and #VU63904 (CVE-2022-30973).

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Apache Tika: 1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, 1.10, 1.11, 1.12, 1.13, 1.14, 1.15, 1.16, 1.17, 1.18, 1.19 - 1.19.1, 1.20, 1.21, 1.22, 1.23, 1.24 - 1.24.1, 1.25, 1.26, 1.27, 1.28 - 1.28.3, 2.0.0 - 2.4.0


External links
http://seclists.org/oss-sec/2022/q2/213


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