WP 2FA < 2.3.0 - Time-Based Side-Channel Attack
CVE-2022-2891

5.9MEDIUM

Key Information:

Vendor

Wordpress
Status
WP 2fa
Vendor
CVE Published:
10 October 2022

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2022-2891?

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.

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Deploy the Patch

Affected Version(s)

WP 2FA 0 < 2.3.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2022-2891 - Proof of Concept

References

https://wpscan.com/vulnerability/301b3dce-2584-46ec-92ed-...
exploitvdb-entrytechnical-description

CVSS V3.1

Score:
5.9
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Calvin Alkan
WPScan
JSON
.