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Fencer Vulns
medium 4.1

CVE-2021-20434 json

IBM Security Verify Bridge 1.0.5.0 stores user credentials in plain clear text which can be read by a local user.

published 2021-09-23 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-7852

cvss
4.1
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 11%
public exploits
0
none known

Summary

IBM Security Verify Bridge 1.0.5.0 stores user credentials in plain clear text which can be read by a local user. IBM X-Force ID: 196346.

Patch / fix

  • ibm security_verify_bridge 1.0.7

Exploit prediction

0.21% chance of exploitation in the next 30 days, higher than 11% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.0 4.1 CVSS:3.0/PR:H/AV:L/S:U/UI:N/C:H/I:N/A:N/AC:H/RC:C/E:U/RL:O
NVD 3.1 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
CNA 3.0 4.1 CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:P/I:N/A:N

Affected products

  • IBM Security Verify Bridge

Classification

Weakness
  • CWE-522 Insufficiently Protected Credentials

References

Sources

Fencer Vulns 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.