#VU71576 Infinite loop in magento-lts - CVE-2023-23617

Vulnerability identifier: #VU71576

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-23617

CWE-ID: CWE-835

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
magento-lts
Web applications / Modules and components for CMS

Vendor: OPENMAGE

Description

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

The vulnerability exists due to infinite loop within the malicious code filter. A remote attacker can consume all available system resources and cause denial of service conditions.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

magento-lts: 19.4.0 - 19.4.21, 20.0.0 - 20.0.18

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External links
https://github.com/OpenMage/magento-lts/security/advisories/GHSA-3p73-mm7v-4f6m
https://github.com/OpenMage/magento-lts/releases/tag/v20.0.19
https://github.com/OpenMage/magento-lts/releases/tag/v19.4.22

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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.