SARA / Free Tools / CVE / CVE-2024-39778

CVE-2024-39778 — When a stateless virtual server is configured on BIG-IP system with a High-Speed

When a stateless virtual server is configured on BIG-IP system with a High-Speed Bridge (HSB), undisclosed requests can cause TMM to terminate.

CVSS

8.7 HIGH

EPSS

57.00% (top 31.60%)

CWE

CWE-702

Published

2024-08-14T14:32:31.250Z

Last modified

2024-08-14T14:53:18.084Z

CVSS vector

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

01What is this vulnerability?

When a stateless virtual server is configured on BIG-IP system with a High-Speed Bridge (HSB), undisclosed requests can cause TMM to terminate.

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

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

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.

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

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

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

Want this in your SOAR or SIEM?
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