Improper input validation in WordPress WordPress

1) Improper input validation

EUVDB-ID: #VU6592

Risk: Low

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

CVE-ID: CVE-2017-9062

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to improper handling of post meta data values in the XML-RPC API. A remote attacker can send a specially crafted request and bypass certain security restrictions.

Mitigation

Update to version 4.7.5.

Vulnerable software versions

WordPress: 4.7 - 4.7.4

CPE2.3

• cpe:2.3:a:wordpress_org:wordpress:4.7:*:*:*:*:*:*:*
• cpe:2.3:a:wordpress_org:wordpress:4.7.1:*:*:*:*:*:*:*
• cpe:2.3:a:wordpress_org:wordpress:4.7.2:*:*:*:*:*:*:*
• cpe:2.3:a:wordpress_org:wordpress:4.7.3:*:*:*:*:*:*:*
• cpe:2.3:a:wordpress_org:wordpress:4.7.4:*:*:*:*:*:*:*

External links

https://wordpress.org/news/2017/05/wordpress-4-7-5/

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.