CSRF in WP Fastest Cache plugin for WordPress

1) Cross-site request forgery

EUVDB-ID: #VU20296

Risk: Medium

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-2015-4089

CWE-ID: CWE-352 - Cross-Site Request Forgery (CSRF)

Exploit availability: No

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. 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, such as manipulate with cache entries.

Mitigation

Install update from vendor's website.

Vulnerable software versions

WP Fastest Cache: 0.8.3.1 - 0.8.3.4

External links

http://www.openwall.com/lists/oss-security/2015/05/26/20
http://wordpress.org/plugins/wp-fastest-cache/#developers

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.