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CVE-2022-27181

MEDIUM
5.3
CVSS Score
Published: May 5, 2022 at 04:07 PM UTC
Updated: June 17, 2026 at 04:36 AM UTC
1 product affected across 1 vendorBig IP Access Policy Manager

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.9%

Description

On F5 BIG-IP APM 16.1.x versions prior to 16.1.2.2, 15.1.x versions prior to 15.1.5.1, 14.1.x versions prior to 14.1.4.6, 13.1.x versions prior to 13.1.5, and all versions of 12.1.x and 11.6.x, when APM is configured on a virtual server and the associated access profile is configured with APM AAA NTLM Auth, undisclosed requests can cause an increase in internal resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Big IP Access Policy Manager· F5
95%
13.1.x ≤ v < 13.1.514.1.x ≤ v < 14.1.4.615.1.x ≤ v < 15.1.5.116.1.x ≤ v < 16.1.2.211.6.x12.1.x13.1.013.1.113.1.313.1.413.1.513.1.x14.1.014.1.214.1.314.1.414.1.x15.1.015.1.115.1.215.1.315.1.415.1.515.1.x16.1.016.1.116.1.216.1.x
Affected range stops below 13.1.5, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.1.4.6, so it looks safe — our inference, not a vendor statement
Affected range stops below 15.1.5.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 16.1.2.2, so it looks safe — our inference, not a vendor statement
Vendor states this is fixed in 17.0.0 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_MISCVendor Advisory
Source: [email protected]
https://support.f5.com/csp/article/K93543114

CVSS

5.3MEDIUMf5
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-400

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