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CVE-2022-26517

HIGH
7.5
CVSS Score
Published: May 5, 2022 at 04:28 PM UTC
Updated: June 17, 2026 at 04:35 AM UTC
12 products affected across 1 vendorBig IP Access Policy ManagerBig IP Application Security ManagerBig IP Advanced Firewall Manager

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Severity
HIGH7.5
Exploit prediction
EPSS 0.8%

Description

On F5 BIG-IP 15.1.x versions prior to 15.1.5.1, 14.1.x versions prior to 14.1.4.6, and 13.1.x versions prior to 13.1.5, when the BIG-IP CGNAT Large Scale NAT (LSN) pool is configured on a virtual server and packet filtering is enabled, undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate. 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%
13.1.013.1.113.1.313.1.413.1.514.1.014.1.214.1.314.1.415.1.015.1.115.1.215.1.315.1.415.1.516.1.016.1.116.1.2
Big IP Advanced Firewall Manager· F5
95%
13.1.013.1.113.1.313.1.413.1.514.1.014.1.214.1.314.1.415.1.015.1.115.1.215.1.315.1.415.1.516.1.016.1.116.1.2
Big IP Analytics· F5
95%
13.1.013.1.113.1.313.1.413.1.514.1.014.1.214.1.314.1.415.1.015.1.115.1.215.1.315.1.415.1.516.1.016.1.116.1.2
Big IP Application Acceleration Manager· F5
95%
13.1.013.1.113.1.313.1.413.1.514.1.014.1.214.1.314.1.415.1.015.1.115.1.215.1.315.1.415.1.516.1.016.1.116.1.2
Big IP Application Security Manager· F5
95%
13.1.013.1.113.1.313.1.413.1.514.1.014.1.214.1.314.1.415.1.015.1.115.1.215.1.315.1.415.1.516.1.016.1.116.1.2
Big IP Domain Name System· F5
95%
13.1.013.1.113.1.313.1.413.1.514.1.014.1.214.1.314.1.415.1.015.1.115.1.215.1.315.1.415.1.516.1.016.1.116.1.2
Big IP Fraud Protection Service· F5
95%
13.1.013.1.113.1.313.1.413.1.514.1.014.1.214.1.314.1.415.1.015.1.115.1.215.1.315.1.415.1.516.1.016.1.116.1.2
Big IP Global Traffic Manager· F5
95%
13.1.013.1.113.1.313.1.413.1.514.1.014.1.214.1.314.1.415.1.015.1.115.1.215.1.315.1.415.1.516.1.016.1.116.1.2
Big IP Link Controller· F5
95%
13.1.013.1.113.1.313.1.413.1.514.1.014.1.214.1.314.1.415.1.015.1.115.1.215.1.315.1.415.1.516.1.016.1.116.1.2
Big IP Local Traffic Manager· F5
95%
13.1.013.1.113.1.313.1.413.1.514.1.014.1.214.1.314.1.415.1.015.1.115.1.215.1.315.1.415.1.516.1.016.1.116.1.2

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/K54082580

CVSS

7.5HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-682

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