CVE-2022-1663

Stop Spam Comments <= 0.2.1.2 - Protection Mechanism Bypass

2022-08-08 00:00
Daniel Ruf

Strategic Overview

Status
Unpatched
Affected Plugin
Stop Spam Comments
Affected Version
<= 0.2.1.2
CVSS
5.3Medium
Weakness type
CWE-693 · Protection Mechanism Failure
CVE
CVE-2022-1663
View all Stop Spam Comments vulnerabilities

At a glance

CVE-2022-1663 is a medium-severity Protection Mechanism Failure vulnerability in the Stop Spam Comments WordPress plugin, affecting versions <= 0.2.1.2. It carries a CVSS score of 5.3 (reachable over the network; low attack complexity). Exploitation requires no authentication. No fixed release has been reported yet; treat installations running this software as exposed. Disclosed August 2022, reported by Daniel Ruf.

Vulnerability Overview

The Stop Spam Comments plugin for WordPress is vulnerable to protection mechanism bypass on the p_ssc_process() function in versions up to, and including, 0.2.1.2 due to the method in which the spam comment key is generated and stored on the page. This makes it possible for attackers to easily scrape a web-page and continue to submit spam comments.

Technical Analysis

The vector marks this flaw as remotely reachable over the network, with low attack complexity — no special timing or configuration is needed, and no privileges on the target site, and no interaction from a victim user.

CWE-693: Protection Mechanism Failure

The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product.

Remediation

No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement.

How does WordSec protect against this?

No patched version is recorded yet, so there is nothing to update to; WordSec's vulnerability alerts flag this record the moment that changes.

  • Alerts

External References

Vulnerability data © Defiant, Inc., provided under the Wordfence Intelligence T&C