CVE-2023-51667

Rate my Post – WP Rating System <= 3.4.2 - IP Address Spoofing

2023-12-27 00:00

Strategic Overview

Status: Patched in 3.4.3
Affected Plugin: Rate My Post – Star Rating Plugin by FeedbackWP
Affected Version: <= 3.4.2
CVSS: 5.3Medium
Weakness type: CWE-291 · Reliance on IP Address for Authentication
CVE: CVE-2023-51667

View all Rate My Post – Star Rating Plugin by FeedbackWP vulnerabilities

At a glance

CVE-2023-51667 is a medium-severity Reliance on IP Address for Authentication vulnerability in the Rate My Post WordPress plugin, affecting versions <= 3.4.2. It carries a CVSS score of 5.3 (reachable over the network; low attack complexity). Exploitation requires no authentication. The issue is fixed in version 3.4.3; sites on affected versions should update now. Disclosed December 2023, reported by Brandon James Roldan (tomorrowisnew).

Vulnerability Overview

The Rate my Post – WP Rating System plugin for WordPress is vulnerable to IP Address Spoofing in all versions up to, and including, 3.4.2 due to insufficient IP address validation and use of user-supplied HTTP headers as a primary method for IP retrieval. This makes it possible for unauthenticated attackers to vote on posts multiple times.

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-291: Reliance on IP Address for Authentication

The product uses an IP address for authentication.

Remediation

Update to version 3.4.3, or a newer patched version

How does WordSec protect against this?

The fix is the thing that ends this: Rate My Post 3.4.3 closes this, and updating the plugin is the step that ends it.

Alerts

External References

https://www.cve.org/CVERecord?id=CVE-2023-51667 https://www.wordfence.com/threat-intel/vulnerabilities/id/2d24aa7e-bbf1-4a54-b53b-7a37e613e0e6 https://nvd.nist.gov/vuln/detail/CVE-2023-51667

Related records

CVSS Vector

5.3

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityNone
IntegrityLow
AvailabilityNone

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