How severe is CVE-2022-41806?

CVE-2022-41806 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-41806 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-41806?

CVE-2022-41806 affects F5 Big-ip Advanced Firewall Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-41806?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-41806 published?

CVE-2022-41806 was published on 2022-10-19 and last updated on 2026-06-17.

CVE-2022-41806

CVE-2022-41806 is a high-severity vulnerability in F5 Big-ip Advanced Firewall Manager with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-400.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: F5 Big-ip Advanced Firewall Manager
Published: 2022-10-19
Last modified: 2026-06-17

Description

In versions 16.1.x before 16.1.3.2 and 15.1.x before 15.1.5.1, when BIG-IP AFM Network Address Translation policy with IPv6/IPv4 translation rules is configured on a virtual server, undisclosed requests can cause an increase in memory resource utilization.

Frequently asked questions

What is CVE-2022-41806?: In versions 16.1.x before 16.1.3.2 and 15.1.x before 15.1.5.1, when BIG-IP AFM Network Address Translation policy with IPv6/IPv4 translation rules is configured on a virtual server, undisclosed requests can cause an increase in memory resource utilization.
How severe is CVE-2022-41806?: CVE-2022-41806 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-41806 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-41806?: CVE-2022-41806 affects F5 Big-ip Advanced Firewall Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-41806?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-41806 published?: CVE-2022-41806 was published on 2022-10-19 and last updated on 2026-06-17.

References

https://support.f5.com/csp/article/K00721320

Affected products (1)

cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:*

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