CVE-2023-39231: PingFederate using the PingOne MFA adapter allows a new MFA device to be paired without requiring second facto

Routine

HIGH 7.3DOWNGRADE

CVE-2023-39231 is a high-severity flaw (CVSS 7.3) affecting pingone mfa integration kit. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PingFederate using the PingOne MFA adapter allows a new MFA device to be paired without requiring second factor authentication from an existing registered device. A threat actor may be able to exploit this vulnerability to register their own MFA device if they have knowledge of a victim user's first factor credentials.

Why this priority

High severity

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.3 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.7% (top 49%)
CISA exploited list	No
Weakness	CWE-288, CWE-306
Published	2023-10-25
Last modified	2026-06-17

Publisher (CNA): Ping Identity Corporation · Vendor: pingidentity

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-10-25 18:17 UTCPublished CVE record published
2026-06-17 06:11 UTCUpdated Record last modified

pingidentity pingone mfa integration kit DOWNGRADE

Affected: 2.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.2

1. Check installed version

apt-cache policy pingone-mfa-integration-kit || rpm -q pingone-mfa-integration-kit || pingone-mfa-integration-kit --version

2. No fixed release: DOWNGRADE to a release before 2.2 (Debian / Ubuntu)

apt-cache madison pingone-mfa-integration-kit sudo apt install pingone-mfa-integration-kit=<VERSION_BEFORE_2.2> sudo apt-mark hold pingone-mfa-integration-kit

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list pingone-mfa-integration-kit sudo dnf downgrade pingone-mfa-integration-kit-<VERSION_BEFORE_2.2> sudo dnf versionlock add pingone-mfa-integration-kit

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2023-39231?

pingone mfa integration kit: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-39231 being exploited?

CVE-2023-39231 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2023-39231 affect?

CVE-2023-39231 affects pingone mfa integration kit. Severity is high (CVSS 7.3). PingFederate using the PingOne MFA adapter allows a new MFA device to be paired without requiring second factor authentication from an existing registered device. A threat actor may be able to exploit this vulnerability to register their ow

How urgent is CVE-2023-39231?

Priority 38/100. High severity

References

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