WordPress security changelog
MEDIUM CVE-2021-24894 Modified

Reviews Plus: A security weakness

Reviews Plus is affected by a security weakness. Exposure depends on how the affected operation is made reachable by the site. The resulting impact depends on how the affected component exposes the vulnerable operation.

CVE / CNA score 6.5 CVSS · contact@wpscan.com
NVD score 6.5 CVSS 3.1 · nvd@nist.gov
Component
Reviews Plus
Plugin slug
reviews-plus
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Nov 23, 2021
Weakness
CWE-191 — Integer Underflow (Wrap or Wraparound)
CWE-20 — Improper Input Validation

This CVE was published Nov 23, 2021 and is one of 2 known issues for this plugin.

Update, patch or deactivate.

Update Reviews Plus to a release outside the affected range, or disable and remove it until a fixed version is available.

No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Technical description

The Reviews Plus WordPress plugin before 1.2.14 does not validate the submitted rating, allowing submission of long integer, causing a Denial of Service in the review section when an authenticated user submit such rating and the reviews are set to be displayed on the post/page

NVD vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Primary and upstream sources