Authentication Bypass in OTP (One-time Passcode) IdP Adapter Integration Kit
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.6epss 0.5%
exploitation probability
0.5%top 59% of all CVEs
observed exploitation
nono source reports it
The OTP Integration Kit for PingFederate fails to enforce HTTP method validation and state validation properly. The server advances the authentication state without verifying the OTP, thereby bypassing multi-factor authentication.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
Affected products
Ping Identity · One-Time Passcode Integration Kit for PingFederate