WP 2FA Plugin up to 2.2.x on WordPress Authentication Code timing discrepancy

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.

A vulnerability has been found in WP 2FA Plugin up to 2.2.x on WordPress (WordPress Plugin) and classified as problematic. This vulnerability affects an unknown part of the component Authentication Code Handler. The manipulation with an unknown input leads to a timing discrepancy vulnerability. The CWE definition for the vulnerability is CWE-208. Two separate operations in a product require different amounts of time to complete, in a way that is observable to an actor and reveals security-relevant information about the state of the product, such as whether a particular operation was successful or not. As an impact it is known to affect confidentiality. CVE summarizes:

The WP 2FA WordPress plugin before 2.3.0 uses comparison operators that don't mitigate time-based attacks, which could be abused to leak information about the authentication codes being compared.

The weakness was presented 10/11/2022. The advisory is shared for download at wpscan.com. This vulnerability was named CVE-2022-2891 since 08/18/2022. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

Upgrading to version 2.3.0 eliminates this vulnerability.




CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 4.2
VulDB Meta Temp Score: 4.2

VulDB Base Score: 2.6
VulDB Temp Score: 2.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔒



VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍


Class: Timing discrepancy
CWE: CWE-208 / CWE-203 / CWE-200
ATT&CK: T1592

Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒


Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍


Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: WP 2FA Plugin 2.3.0


08/18/2022 CVE reserved
10/11/2022 +54 days Advisory disclosed
10/11/2022 +0 days VulDB entry created
10/31/2022 +20 days VulDB last update


Advisory: wpscan.com
Status: Confirmed

CVE: CVE-2022-2891 (🔒)


Created: 10/11/2022 10:11 AM
Updated: 10/31/2022 02:59 PM
Changes: 10/11/2022 10:11 AM (41), 10/31/2022 02:59 PM (11)
Complete: 🔍


No comments yet. Languages: en.

Please log in to comment.

Want to stay up to date on a daily basis?

Enable the mail alert feature now!