What’s Vulnerable › Vulnerabilities

CVE-2023-40356: PingOne MFA Integration Kit MFA bypass

• Severity: high (CVSS 8.7 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-07-09 · updated 2026-06-17
• Weakness: CWE-290

Description

PingOne MFA Integration Kit contains a vulnerability related to the Prompt Users to Set Up MFA configuration. Under certain conditions, this configuration could allow for a new MFA device to be paired with a target user account without requiring second-factor authentication from the target’s existing registered devices. A threat actor might be able to exploit this vulnerability to register their own MFA device with a target user’s account if they have existing knowledge of the target user’s first factor credential.

Affected products

• Pingone Mfa Intergration Kit For Pingfederate: before 2.3.1 — fixed in 2.3.1

How to fix

Upgrade to a fixed version: Pingone Mfa Intergration Kit For Pingfederate 2.3.1. Check the vendor advisory for mitigations.

References

• https://docs.pingidentity.com/r/en-us/pingfederate-pingone-mfa-ik/bks1657303194394
• https://docs.pingidentity.com/r/en-us/pingfederate-pingone-mfa-ik/bks1657303194394

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