SARA / Free Tools / CVE / CVE-2018-5509

CVE-2018-5509 — On F5 BIG-IP versions 13

On F5 BIG-IP versions 13.0.0 or 12.1.0 - 12.1.3.1, when a specifically configured virtual server receives traffic of an undisclosed nature, TMM will crash and take the configured failover action, potentially causing a denial of service. The configuration which exposes this issue

CVSS
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EPSS
1.34% (top 20.20%)
CWE
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Published
2018-03-22T18:00:00.000Z
Last modified
2024-09-16T21:04:19.837Z
CVSS vector
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01What is this vulnerability?

On F5 BIG-IP versions 13.0.0 or 12.1.0 - 12.1.3.1, when a specifically configured virtual server receives traffic of an undisclosed nature, TMM will crash and take the configured failover action, potentially causing a denial of service. The configuration which exposes this issue is not common and in general does not work when enabled in previous versions of BIG-IP. Starting in 12.1.0, BIG-IP will…

02Affected products

VendorProductVersions
F5 Networks, Inc.BIGIP (LTM, AAM, AFM, APM, ASM, Link Controller, PEM, WebSafe) — 13.0.0, 12.1.0 - 12.1.3.1

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

05Technical details

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

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

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

08Timeline

09References

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