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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
HIGH 8.8
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.

Sources and references

Verified primary and authoritative sources

  • CVE-2018-0175 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2018-0175

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2018-0175 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2018-0175

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

  • CISA Known Exploited Vulnerabilities catalog

    Publisher, destination, and source semantics verified

    URL: https://www.cisa.gov/known-exploited-vulnerabilities-catalog

    Cybersecurity and Infrastructure Security Agency - Official CISA catalog of vulnerabilities known to be exploited in the wild.

Supplemental references

  • Source item URL

    Unverified legacy reference

    URL: https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json

    cisa_kev

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.