Auth bypass in Ping Identity Pingfederate

CVE-2021-42000

When a password reset or password change flow with an authentication policy is configured and the adapter in the reset or change policy supports multiple parallel reset flows, an existing user can reset another existing users password.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.005 (42.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 42.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-42000: held from 0.005 to 0.005.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-42000?
CVE-2021-42000 is a medium-severity vulnerability in Ping Identity Pingfederate, classified under Improper Authorization. CVSS score: 5.3/10. Published 2022-02-10.
How severe is CVE-2021-42000?
Medium severity. CVSS v3 base score is 5.3 out of 10.