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Fencer Vulns
medium 4.3

CVE-2023-41964 json

BIG-IP and BIG-IQ Database Variable vulnerability

published 2023-10-10 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-46423

cvss
4.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 22%
public exploits
0
none known

Summary

The BIG-IP and BIG-IQ systems do not encrypt some sensitive information written to Database (DB) variables.

Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Patch / fix

  • F5 BIG-IP 15.1.9, 16.1.4, 17.1.0
  • F5 BIG-IQ 8.2.0.1.0.13.97-ENG, 8.3.0.0.12.118-ENG

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.30% chance of exploitation in the next 30 days, higher than 22% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
NVD 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected products

  • F5 BIG-IP
  • F5 BIG-IQ

Classification

Weakness
  • CWE-312 Cleartext Storage of Sensitive Information

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.