PT-2022-25722 · WordPress · Stop Spammers Security

Seryeon Ham · Published 2022-12-26 · Updated 2023-01-04 · CVE-2022-4120

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions The Stop Spammers Security | Block Spam Users, Comments, Forms WordPress plugin versions prior to 2022.6

Description The issue arises when the plugin passes base64 encoded user input to the unserialize() PHP function, specifically when CAPTCHA is used as a second challenge. This could potentially lead to PHP Object injection if another plugin installed on the blog has a suitable gadget chain.

Recommendations For versions prior to 2022.6, update to version 2022.6 or later to resolve the issue.

Exploit

Fix

Related Identifiers

CVE-2022-4120

Affected Products

Stop Spammers Security

References · 4

• 🔥 https://wpscan.com/vulnerability/e8bb79db-ef77-43be-b449-4c4b5310eedf · Exploit
• https://osv.dev/vulnerability/CVE-2022-4120 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-4120 · Security Note
• https://t.me/cibsecurity/55354 · Telegram Post