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HIGH · 7.5

CVE-2022-26372

On F5 BIG-IP 15.1.x versions prior to 15.1.0.2, 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 a DNS listener is configured on a virtua...

Vulnerability Description

On F5 BIG-IP 15.1.x versions prior to 15.1.0.2, 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 a DNS listener is configured on a virtual server with DNS queueing (default), undisclosed requests can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
F5Big-Ip Access Policy Manager11.6.1
F5Big-Ip Advanced Firewall Manager11.6.1
F5Big-Ip Analytics11.6.1
F5Big-Ip Application Acceleration Manager11.6.1
F5Big-Ip Application Security Manager11.6.1
F5Big-Ip Domain Name System11.6.1
F5Big-Ip Fraud Protection Service11.6.1
F5Big-Ip Global Traffic Manager11.6.1
F5Big-Ip Link Controller11.6.1
F5Big-Ip Local Traffic Manager11.6.1
F5Big-Ip Policy Enforcement Manager11.6.1

Related Weaknesses (CWE)

CWE-400

References

FAQ

What is CVE-2022-26372?

CVE-2022-26372 is a vulnerability with a CVSS score of 7.5 (HIGH). On F5 BIG-IP 15.1.x versions prior to 15.1.0.2, 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 a DNS listener is configured on a virtua...

How severe is CVE-2022-26372?

CVE-2022-26372 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-26372?

Check the references section above for vendor advisories and patch information. Affected products include: F5 Big-Ip Access Policy Manager, F5 Big-Ip Advanced Firewall Manager, F5 Big-Ip Analytics, F5 Big-Ip Application Acceleration Manager, F5 Big-Ip Application Security Manager.