TI-2023-20828 Aliases CVE-2023-39930 GHSA-4x43-fwgv-cq8j

PingFederate PingID Radius PCV Authentication Bypass

MEDIUM 44CWE-288Published 2023-10-24 · Updated 2024-09-17

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: High · High · High
Fix status: Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-288.

Summary

A first-factor authentication bypass vulnerability exists in the PingFederate with PingID Radius PCV when a MSCHAP authentication request is sent via a maliciously crafted RADIUS client request.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00839 58th percentileScored 2026-11-07

Fix Fixed PingID Radius PCV (Ping Identity): 3.0.3

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Ping Identity	PingID Radius PCV	3.0 to before 3.0.3	3.0.3	Patch available	CNA

PingID Radius PCV VendorPing Identity Affected 3.0 to before 3.0.3 Fixed in 3.0.3 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:pingidentity:pingid_radius_pcv::::::::	3.0.0 to before 3.0.3	Vulnerable	Ping Identity

cpe:2.3:a:pingidentity:pingid_radius_pcv:*:*:*:*:*:*:*:* Versions 3.0.0 to before 3.0.3 Vulnerable ·Ping Identity

Remediation

Fix · CNA PingID Radius PCV (Ping Identity) Fixed in 3.0.3

Timeline

2026-10-02 Threatist record created from CVE-2023-39930
2026-10-03 Alias added: GHSA-4x43-fwgv-cq8j

References

Other 2

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences