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CVE-2018-0180 Cisco CVE debrief

CVE-2018-0180 is a Cisco IOS Software denial-of-service vulnerability. CISA added it to the Known Exploited Vulnerabilities catalog on 2022-03-03, which means it is treated as a known exploited issue and should be prioritized for remediation. The supplied records do not include exploit mechanics or CVSS scoring, but they do direct defenders to apply vendor updates.

Vendor
Cisco
Product
IOS Software
CVSS
Unknown
CISA KEV
Listed
Original CVE published
2022-03-03
Original CVE updated
2022-03-03
Advisory published
2022-03-03
Advisory updated
2022-03-03

Who should care

Organizations running Cisco IOS Software, especially teams responsible for router and network infrastructure patching, monitoring, and outage response. Security and network operations teams should also care because this is a CISA KEV-listed issue with an update deadline in the supplied metadata.

Technical summary

The available corpus identifies the issue only at a high level: Cisco IOS Software is affected by a denial-of-service vulnerability. The CISA KEV record names the product and vulnerability category, and points responders to vendor updates. No additional technical exploitation details or CVSS score are present in the supplied source data.

Defensive priority

High. The vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, so defenders should treat it as a priority patching item for Cisco IOS Software environments.

Recommended defensive actions

  • Apply Cisco updates per vendor instructions as soon as possible.
  • Inventory Cisco IOS Software deployments to identify exposed or unpatched devices.
  • Validate that network devices are on supported versions and confirm remediation status.
  • Monitor for service disruption or unexpected device instability while patching is planned and rolled out.
  • Track the CISA KEV due date in the supplied metadata: 2022-03-17.

Evidence notes

This debrief uses only the supplied CVE metadata, the CISA KEV source item, and official resource links. The corpus confirms the product (Cisco IOS Software), the vulnerability class (denial of service), and KEV inclusion on 2022-03-03. It does not provide a CVSS score, exploit method, affected versions, or additional impact details.

Official resources

CISA KEV listing date in the supplied data is 2022-03-03, with a due date of 2022-03-17. The provided corpus does not state the original vulnerability discovery date.