Privilege escalation in Quick Page/Post Redirect Plugin for WordPress

1) Improper Privilege Management

EUVDB-ID: #VU27419

Risk: Medium

CVSSv3.1: 5.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:U/RL:U/RC:C]

CVE-ID: N/A

CWE-ID: CWE-269 - Improper Privilege Management

Exploit availability: No

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to a lack of capability check and a weak security nonce. A remote authenticated attacker can interact with the plugin settings and create a redirect link that would forward all traffic to an external malicious website.

Redirections are performed via the 'Location' header".

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Quick Page/Post Redirect Plugin: 1.3 - 5.1.9

External links

http://wpvulndb.com/vulnerabilities/10198/
http://blog.nintechnet.com/authenticated-settings-change-vulnerability-in-wordpress-quick-page-post-redirect-plugin-unpatched/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.