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Fencer Vulns
medium 5.3

CVE-2021-20585 json

IBM Security Verify Access 20.07 could disclose sensitive information in HTTP server headers that could be used in further attacks against…

published 2021-05-31 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-8003

cvss
5.3
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 63%
public exploits
0
none known

Summary

IBM Security Verify Access 20.07 could disclose sensitive information in HTTP server headers that could be used in further attacks against the system. IBM X-Force ID: 199398.

Exploit prediction

1.01% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.0 5.3 CVSS:3.0/S:U/C:L/PR:N/AV:N/AC:L/I:N/A:N/UI:N/E:U/RC:C/RL:O
NVD 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CNA 3.0 5.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected products

  • IBM Security Verify Access

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

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.