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CVE-2023-22281

HIGHCVSS 7.5/10EPSS 0.63%

Last modified

CVE-2023-22281 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. On versions 17.0.x before 17.0.0.2, 16.1.x before 16.1.3.3, 15.1.x before 15.1.8, 14.1.x before 14.1.5.3, and all versions of 13.1.x, when a BIG-IP AFM NAT policy with a destination NAT rule is configured on a FastL4 virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated. . EPSS estimates a 0.63% chance of exploitation in the next 30 days.

Description

On versions 17.0.x before 17.0.0.2, 16.1.x before 16.1.3.3, 15.1.x before 15.1.8, 14.1.x before 14.1.5.3, and all versions of 13.1.x, when a BIG-IP AFM NAT policy with a destination NAT rule is configured on a FastL4 virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
0.63%

45.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
F5Big-Ip Advanced Firewall Manager>= 13.1.0, <= 13.1.5
F5Big-Ip Advanced Firewall Manager>= 14.1.0, < 14.1.5.3
F5Big-Ip Advanced Firewall Manager>= 15.1.0, < 15.1.8
F5Big-Ip Advanced Firewall Manager>= 16.1.0, < 16.1.3.3
F5Big-Ip Advanced Firewall Manager>= 17.0.0, < 17.0.0.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-22281?
On versions 17.0.x before 17.0.0.2, 16.1.x before 16.1.3.3, 15.1.x before 15.1.8, 14.1.x before 14.1.5.3, and all versions of 13.1.x, when a BIG-IP AFM NAT policy with a destination NAT rule is configured on a FastL4 virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
How severe is CVE-2023-22281?
CVE-2023-22281 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.63% probability of exploitation in the next 30 days.
How do I fix CVE-2023-22281?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-22281?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST