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Fencer Intel
medium 6.6

CVE-2021-41993 json

PingID Android mobile application prior to 1.19 vulnerable to pre-computed dictionary attacks

published 4y ago modified 4mo ago also EUVD-2021-28983

cvss
6.6
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 15%
public exploits
0
none known

Summary

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

Patch / fix

  • Ping Identity PingID Mobile Application 1.19

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Exploit prediction

0.24% chance of exploitation in the next 30 days, higher than 15% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 6.6 CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N
NVD 3.1 4.8 CVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
NVD 2.0 1.9 AV:L/AC:M/Au:N/C:P/I:N/A:N

Affected products

  • Ping Identity PingID Mobile Application

Classification

Weakness
  • CWE-310 Cryptographic Issues
  • CWE-330 Use of Insufficiently Random Values

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.