VulnerabilityModified
CVE-2023-39930
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.
CRITICAL 9.8EPSS 0.69%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.69%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.69% probability · 51th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-288, CWE-306
- Affected
- pingidentity/pingid radius pcv
- Source
- responsible-disclosure@pingidentity.com
References
- https://docs.pingidentity.com/r/en-us/pingid/pingid_integration_kit_2_26_rnRelease Notes
- https://www.pingidentity.com/en/resources/downloads/pingfederate.htmlProduct
- https://docs.pingidentity.com/r/en-us/pingid/pingid_integration_kit_2_26_rnRelease Notes
- https://www.pingidentity.com/en/resources/downloads/pingfederate.htmlProduct
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.