CVE-2018-0299

Name: CVE-2018-0299
Creator: NVD / NIST
Published: 2018-06-21T11:29:00.287+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.05%

Last modified Jun 17, 2026

CVE-2018-0299 is a vulnerability of currently unknown severity. A vulnerability in the Simple Network Management Protocol (SNMP) feature of Cisco NX-OS on the Cisco Nexus 4000 Series Switch could allow an authenticated, remote attacker to cause the device to unexpectedly reload, resulting in a denial of service (DoS) condition. The vulnerability is due to incomplete validation of an SNMP poll request for a specific MIB. EPSS estimates a 2.05% chance of exploitation in the next 30 days.

Description

A vulnerability in the Simple Network Management Protocol (SNMP) feature of Cisco NX-OS on the Cisco Nexus 4000 Series Switch could allow an authenticated, remote attacker to cause the device to unexpectedly reload, resulting in a denial of service (DoS) condition. The vulnerability is due to incomplete validation of an SNMP poll request for a specific MIB. An attacker could exploit this vulnerability by sending a specific SNMP poll request to the targeted device. An exploit could allow the attacker to cause the device to reload, resulting in a DoS condition. Cisco Bug IDs: CSCvg10442.

Metrics

EPSS Probability

2.05%

78.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Cisco	Nx-Os	4.1\(2\)e1\(1r\)

References

http://www.securitytracker.com/id/1041169Third Party Advisory, VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180620-n4k-snmp-dosVendor Advisory
http://www.securitytracker.com/id/1041169Third Party Advisory, VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180620-n4k-snmp-dosVendor Advisory

Timeline

Published: Jun 21, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-0299?

How severe is CVE-2018-0299?

Severity scoring for CVE-2018-0299 is pending analysis. The EPSS model estimates a 2.05% probability of exploitation in the next 30 days.

How do I fix CVE-2018-0299?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-0299?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST