How severe is CVE-2023-45226?

CVE-2023-45226 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2023-45226 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-45226?

CVE-2023-45226 affects F5 Big-ip Next Service Proxy For Kubernetes. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-45226?

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-2023-45226 published?

CVE-2023-45226 was published on 2023-10-10 and last updated on 2026-06-17.

CVE-2023-45226

CVE-2023-45226 is a high-severity vulnerability in F5 Big-ip Next Service Proxy For Kubernetes with a CVSS 3.x base score of 7.4. 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-798.

Key facts

Severity: High (CVSS 3.x base score 7.4)
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-798
Affected product: F5 Big-ip Next Service Proxy For Kubernetes
Published: 2023-10-10
Last modified: 2026-06-17

Description

The BIG-IP SPK TMM (Traffic Management Module) f5-debug-sidecar and f5-debug-sshd containers contains hardcoded credentials that may allow an attacker with the ability to intercept traffic to impersonate the SPK Secure Shell (SSH) server on those containers. This is only exposed when ssh debug is enabled. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Frequently asked questions

What is CVE-2023-45226?: The BIG-IP SPK TMM (Traffic Management Module) f5-debug-sidecar and f5-debug-sshd containers contains hardcoded credentials that may allow an attacker with the ability to intercept traffic to impersonate the SPK Secure Shell (SSH) server on those containers. This is only exposed when ssh debug is enabled. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated
How severe is CVE-2023-45226?: CVE-2023-45226 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2023-45226 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-45226?: CVE-2023-45226 affects F5 Big-ip Next Service Proxy For Kubernetes. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-45226?: 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-2023-45226 published?: CVE-2023-45226 was published on 2023-10-10 and last updated on 2026-06-17.

References

https://my.f5.com/manage/s/article/K000135874

Affected products (1)

cpe:2.3:a:f5:big-ip_next_service_proxy_for_kubernetes:1.5.0:*:*:*:*:*:*:*

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