Medium severity · published Oct 24, 2023
CVE-2023-39231
PingFederate PingOne MFA IK Device Pairing Second Factor Authentication Bypass
6.5
CVSS
0.7%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 51% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PM
PingOne MFA Integration Kit · Ping Identity
2.2 before 2.2.1 · source: vendor, NVD, CISA