Critical severity · published Oct 24, 2023
CVE-2023-39930
PingFederate PingID Radius PCV Authentication Bypass
9.8
CVSS
0.8%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 58% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PR
PingID Radius PCV · Ping Identity
3.0 before 3.0.3 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-39930
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-39930
Release Notes
https://docs.pingidentity.com/r/en-us/pingid/pingid_integration_kit_2_26_rn
Product
https://www.pingidentity.com/en/resources/downloads/pingfederate.html
More from PingID Radius PCV
6.5
CVE-2022-40723
Configuration-based MFA Bypass in PingID RADIUS PCV.