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Fencer Vulns
high 8.7

CVE-2022-27806 json

On all versions of 16.1.x, 15.1.x, 14.1.x, 13.1.x, 12.1.x, and 11.6.x of F5 BIG-IP Advanced WAF, ASM, and ASM, and F5 BIG-IP Guided Configu…

published 2022-05-05 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-32301

cvss
8.7
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.5%
EPSS 1.5% chance of exploitation in 30 days, percentile 74%
public exploits
0
none known

Summary

On all versions of 16.1.x, 15.1.x, 14.1.x, 13.1.x, 12.1.x, and 11.6.x of F5 BIG-IP Advanced WAF, ASM, and ASM, and F5 BIG-IP Guided Configuration (GC) all versions prior to 9.0, when running in Appliance mode, an authenticated attacker assigned the Administrator role may be able to bypass Appliance mode restrictions, utilizing command injection vulnerabilities in undisclosed URIs in F5 BIG-IP Guided Configuration. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Patch / fix

  • F5 BIG-IP Guided Configuration (GC) 9.0

Exploit prediction

1.52% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.7 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
NVD 3.1 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.0 AV:N/AC:M/Au:S/C:P/I:P/A:P

Affected products

  • F5 BIG-IP (Advanced WAF, APM, ASM)
  • F5 BIG-IP Guided Configuration (GC)

Classification

Weakness
  • CWE-77 Improper Neutralization of Special Elements used in a Command

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.