CVE-2018-0299
mediumpriority · track · 27EPSS 0.021 · 81 %ileEUUSEPSS · scored 2026-10-27
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.
remediations
Vendor fix, mitigation, or workaround guidance, as published by each source.
A vendor fix is available.
- Fixed4.1(2)E1(1)cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed4.1(2)E1(1b)cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed4.1(2)E1(1c)cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed4.1(2)E1(1d)cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed4.1(2)E1(1e)cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed4.1(2)E1(1f)cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed4.1(2)E1(1g)cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed4.1(2)E1(1h)cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed4.1(2)E1(1i)cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed4.1(2)E1(1j)cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed4.1(2)E1(1k)cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed4.1(2)E1(1l)cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed4.1(2)E1(1m)cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed4.1(2)E1(1n)cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed4.1(2)E1(1o)cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed4.1(2)E1(1p)cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Fixed4.1(2)E1(1q)cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6–7.7
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (19)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- cisco-sa-20180620-n4k-snmp-dosCisco Nexus 4000 Series Switch Simple Network Management Protocol Polling Denial of Service Vulnerability2018-06-20csaf · cisco_csafUS
A vulnerability in the Simple Network Management Protocol (SNMP) feature of 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 has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180620-n4k-snmp-dos ["https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180620-n4k-snmp-dos"] This advisory is part of the June 2018 Cisco FXOS and NX-OS Software Security Advisory Collection, which includes 24 Cisco Security Advisories that describe 24 vulnerabilities. For a complete list of the advisories and links to them, see Cisco Event Response: June 2018 Cisco FXOS and NX-OS Software Security Advisory Collection ["https://sec.cloudapps.cisco.com/security/center/viewErp.x?alertId=ERP-67770"].
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (6)
External citations — patches, advisories, analysis.
- http://www.securitytracker.com/id/1041169cnnvd
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180620-n4k-snmp-doscnnvd
- http://www.securitytracker.com/id/1041169enisa_euvd
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180620-n4k-snmp-dosenisa_euvd
- http://www.securitytracker.com/id/1041169Third Party AdvisoryVDB Entrynvd
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180620-n4k-snmp-dosVendor Advisorynvd
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