cvedb.io
CVE-2018-0309
HIGH · CVSS 7.7
EPSS exploitation probability: 0%
Published 2018-06-21T11:29:00.570 · Last modified 2026-06-17T01:30:27.513

Summary

A vulnerability in the implementation of a specific CLI command and the associated Simple Network Management Protocol (SNMP) MIB for Cisco NX-OS (in standalone NX-OS mode) on Cisco Nexus 3000 and 9000 Series Switches could allow an authenticated, remote attacker to exhaust system memory on an affected device, resulting in a denial of service (DoS) condition. The vulnerability is due to the incorrect implementation of the CLI command, resulting in a failure to free all allocated memory upon completion. An attacker could exploit this vulnerability by authenticating to the affected device and repeatedly issuing a specific CLI command or sending a specific SNMP poll request for a specific Object Identifier (OID). A successful exploit could allow the attacker to cause the IP routing process to

Affected products

cisco — nx-os

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.