SARA / Free Tools / CVE / CVE-2018-0331

CVE-2018-0331 — A vulnerability in the Cisco Discovery Protocol (formerly known as CDP) subsyste

A vulnerability in the Cisco Discovery Protocol (formerly known as CDP) subsystem of devices running, or based on, Cisco NX-OS Software contain a vulnerability that could allow an unauthenticated, adjacent attacker to create a denial of service (DoS) condition. The vulnerability

CVSS
— —
EPSS
0.32% (top 45.60%)
CWE
CWE-399
Published
2018-06-21T11:00:00.000Z
Last modified
2024-11-29T14:57:02.830Z
CVSS vector
—

01What is this vulnerability?

A vulnerability in the Cisco Discovery Protocol (formerly known as CDP) subsystem of devices running, or based on, Cisco NX-OS Software contain a vulnerability that could allow an unauthenticated, adjacent attacker to create a denial of service (DoS) condition. The vulnerability is due to a failure to properly validate certain fields within a Cisco Discovery Protocol message prior to processing…

02Affected products

VendorProductVersions
na / Cisco FXOS, NXOS, and UCS Manager unknown — Cisco FXOS, NX-OS, and UCS Manager unknown

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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