Vulnerability identifier: #VU91107

Vulnerability risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-5458

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
PHP
Universal components / Libraries / Scripting languages

Vendor: PHP Group

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to insufficient validation of user-supplied input when parsing URL. A remote attacker can bypass the filter_var FILTER_VALIDATE_URL checks.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

PHP: 8.3.0 - 8.3.7, 8.2.0 - 8.2.19, 8.1.0 - 8.1.28

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External links
http://github.com/php/php-src/security/advisories/GHSA-w8qr-v226-r27w

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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.