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PatchSiren cyber security CVE debrief

CVE-2018-0175 Cisco CVE debrief

CVE-2018-0175 is a Cisco IOS, XR, and XE Software buffer overflow vulnerability that CISA lists in the Known Exploited Vulnerabilities (KEV) catalog. In the supplied KEV record, the required action is to apply updates per vendor instructions, with a due date of 2022-03-17. Organizations running Cisco network infrastructure should treat this as an urgent remediation item and confirm whether any IOS, IOS XR, or IOS XE deployments are affected.

Vendor
Cisco
Product
IOS, XR, and XE 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

Network, infrastructure, and security teams responsible for Cisco IOS, IOS XR, or IOS XE routers and switches, especially asset owners tracking KEV remediation and patch deadlines.

Technical summary

The supplied sources identify a buffer overflow affecting Cisco IOS, Cisco IOS XR, and Cisco IOS XE Software. CISA has classified the issue as a known exploited vulnerability and directs affected organizations to apply vendor-provided updates.

Defensive priority

Urgent: CISA KEV-listed; prioritize remediation by the stated due date.

Recommended defensive actions

  • Inventory all Cisco IOS, IOS XR, and IOS XE assets to determine exposure.
  • Review Cisco's official vendor guidance and apply the recommended updates.
  • Verify remediation and close out any exceptions before the KEV due date.
  • Monitor affected devices for abnormal behavior and follow incident response procedures if exploitation is suspected.

Evidence notes

This debrief is based only on the supplied CISA KEV source item and the official CVE/NVD/CVE.org links included in the corpus. The KEV metadata states dateAdded 2022-03-03, dueDate 2022-03-17, and requiredAction 'Apply updates per vendor instructions.' No version-specific scope, impact details, or exploit techniques were added because they were not present in the supplied sources.

Official resources

CISA added CVE-2018-0175 to the Known Exploited Vulnerabilities catalog on 2022-03-03 and set the remediation due date to 2022-03-17 in the supplied record.