Vulnerability identifier: #VU29019

Vulnerability risk: Low

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-13868

CWE-ID: CWE-352

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
comments
Web applications / Modules and components for CMS

Vendor: Verbb

Description

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin in "CommentsController.php". A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.

Mitigation
Install update from vendor's website.

Vulnerable software versions

comments: 0.3.6 - 1.5.4

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External links
http://github.com/verbb/comments/blob/craft-3/CHANGELOG.md#155---2020-05-28-critical
http://github.com/verbb/comments/commit/5432bc1ccbd9044a50262914a949450fc65250ac

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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.