SQL injection in WordPress

1) SQL injection

EUVDB-ID: #VU9018

Risk: Medium

CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-16510

CWE-ID: CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary SQL commands in application's database.

The vulnerability exists due to an error in $wpdb->prepare() that can lead to SQL injection attacks exploited via third-party software. Successful exploitation of the vulnerability may allow an attacker to execute arbitrary SQL commands in web application database.

Mitigation

Update to version 4.8.3.

Vulnerable software versions

WordPress: 3.4.2 - 4.8.2

External links

http://wordpress.org/news/2017/10/wordpress-4-8-3-security-release/

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.