CVE-2021-42000

Name: CVE-2021-42000
Creator: NVD / NIST
Published: 2022-02-10T23:15:07.883+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.53%

Last modified Jun 17, 2026

CVE-2021-42000 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. 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.. EPSS estimates a 0.53% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

EPSS Probability

0.53%

40.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-285

Affected Software

Vendor	Product	Versions
Pingidentity	Pingfederate	<= 9.3.0
Pingidentity	Pingfederate	>= 10.0.0, <= 10.0.11
Pingidentity	Pingfederate	>= 10.1.0, <= 10.1.8
Pingidentity	Pingfederate	>= 10.2.0, <= 10.2.6
Pingidentity	Pingfederate	>= 10.3.0, <= 10.3.2
Pingidentity	Pingfederate	9.3.3

References

https://docs.pingidentity.com/bundle/pingfederate-103/page/hhm1634833631515.htmlRelease Notes, Vendor Advisory
https://www.pingidentity.com/en/resources/downloads/pingfederate.htmlVendor Advisory
https://docs.pingidentity.com/bundle/pingfederate-103/page/hhm1634833631515.htmlRelease Notes, Vendor Advisory
https://www.pingidentity.com/en/resources/downloads/pingfederate.htmlVendor Advisory

Timeline

Published: Feb 10, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-42000?

How severe is CVE-2021-42000?

CVE-2021-42000 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.53% probability of exploitation in the next 30 days.

How do I fix CVE-2021-42000?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-42000?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST