CVE-2022-36422

WP-PostRatings <= 1.89 - Race Condition

2022-08-31 00:00

Strategic Overview

Status: Patched in 1.90
Affected Plugin: WP-PostRatings
Affected Version: <= 1.89
CVSS: 4.3Medium
Weakness type: CWE-362 · Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVE: CVE-2022-36422

At a glance

CVE-2022-36422 is a medium-severity Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') vulnerability in the WP-PostRatings WordPress plugin, affecting versions <= 1.89. It carries a CVSS score of 4.3 (reachable over the network; low attack complexity). The issue is fixed in version 1.90; sites on affected versions should update now. Disclosed August 2022, reported by Nguy Minh Tuan.

Vulnerability Overview

The WP-PostRatings plugin for WordPress is vulnerable to Race Condition in versions up to, and including, 1.89. This can lead to unpredictable post rating changes when certain conditions are met.

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 interaction from a victim user.

CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.

Remediation

Update to version 1.90, or a newer patched version

How does WordSec protect against this?

The fix is the thing that ends this: WP-PostRatings 1.90 closes this, and updating the plugin is the step that ends it.

Alerts

External References

https://www.cve.org/CVERecord?id=CVE-2022-36422 https://www.wordfence.com/threat-intel/vulnerabilities/id/ba27d52e-e43a-4f03-ad99-632c18279413 https://nvd.nist.gov/vuln/detail/CVE-2022-36422

Related records

Other vulnerabilities in WP-PostRatings

CVSS Vector

4.3

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

Base

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

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