CVE-2021-41994: PingID iOS mobile application prior to 1.19 vulnerable to pre-computed dictionary attacks

Severity: medium (CVSS 4.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-04-30 · updated 2026-06-17
Weakness: CWE-310

Description

A misconfiguration of RSA in PingID iOS app prior to 1.19 is vulnerable to pre-computed dictionary attacks, leading to an offline MFA bypass when using PingID Windows Login.

Affected products

Pingidentity Pingid: before 1.19 — fixed in 1.19
Pingidentity Pingid Windows Login: all versions

How to fix

Upgrade to a fixed version: Pingidentity Pingid 1.19. Check the vendor advisory for mitigations.

References

https://docs.pingidentity.com/bundle/pingid/page/ejd1642076304199.html
https://www.pingidentity.com/en/resources/downloads/pingid.html
https://docs.pingidentity.com/bundle/pingid/page/ejd1642076304199.html
https://www.pingidentity.com/en/resources/downloads/pingid.html

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