Vulnerability identifier: #VU79112

Vulnerability risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-41409

CWE-ID: CWE-190

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
PCRE2
Universal components / Libraries / Libraries used by multiple products

Vendor: PCRE

Description

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

The vulnerability exists due to integer overflow in pcre2test. A remote attacker can pass specially crafted data to the application, trigger an integer overflow and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

PCRE2: 10.00 - 10.40

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External links
http://github.com/PCRE2Project/pcre2/issues/141
http://github.com/PCRE2Project/pcre2/commit/94e1c001761373b7d9450768aa15d04c25547a35

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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.