CVE-2024-21782 — BIG-IP or BIG-IQ Resource Administrators and Certificate Managers who have acces

BIG-IP or BIG-IQ Resource Administrators and Certificate Managers who have access to the secure copy (scp) utility but do not have access to Advanced shell (bash) can execute arbitrary commands with a specially crafted command string. This vulnerability is due to an incomplete fi

01What is this vulnerability?

BIG-IP or BIG-IQ Resource Administrators and Certificate Managers who have access to the secure copy (scp) utility but do not have access to Advanced shell (bash) can execute arbitrary commands with a specially crafted command string. This vulnerability is due to an incomplete fix for CVE-2020-5873.

02Affected products

Vendor	Product	Versions
F5	BIG	IP — 17.1.0, 16.1.0, 15.1.0
F5	BIG	IQ — 8.0.0

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

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07Related CVEs

08Timeline

• Published: 2024-02-14T16:30:20.945Z
• Last modified: 2025-05-12T15:06:26.760Z

09References

• my.f5.com — https://my.f5.com/manage/s/article/K98606833