#VU4858 Cross-site request forgery in WordPress - CVE-2017-5489

Vulnerability identifier: #VU4858

Vulnerability risk: Medium

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2017-5489

CWE-ID: CWE-352

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
WordPress
Web applications / CMS

Vendor: WordPress.ORG

Description

The vulnerability allows a remote attacker to perform CSRF attacks.

The vulnerability exists due to improper validation of the HTTP request origin. A remote attacker can create a specially specially crafted web page, trick the authenticated victim into visiting it, perform cross-site request forgery attack and hijack authentication of unspecified victims.

Successful exploitation of the vulnerability may allow an attacker to hijack authentication.

Mitigation
Update to version 4.7.1

Vulnerable software versions

WordPress: 4.7

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External links
https://wordpress.org/news/2017/01/wordpress-4-7-1-security-and-maintenance-release/

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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.