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PatchSiren cyber security CVE debrief

CVE-2017-0262 Microsoft CVE debrief

CVE-2017-0262 is a Microsoft Office remote code execution vulnerability that CISA lists in the Known Exploited Vulnerabilities catalog. That KEV listing means the issue has been identified as known to be exploited, so it should be treated as a high-priority remediation item. CISA’s required action is to apply updates per vendor instructions.

Vendor
Microsoft
Product
Office
CVSS
Unknown
CISA KEV
Listed
Original CVE published
2022-02-10
Original CVE updated
2022-02-10
Advisory published
2022-02-10
Advisory updated
2022-02-10

Who should care

Security, IT, and endpoint management teams responsible for Microsoft Office deployments, patch compliance, and vulnerability remediation; especially organizations tracking CISA KEV items.

Technical summary

Official records identify CVE-2017-0262 as a Microsoft Office remote code execution vulnerability. CISA added the CVE to the Known Exploited Vulnerabilities catalog on 2022-02-10 and set a remediation due date of 2022-08-10. The KEV entry’s required action is to apply updates per vendor instructions, and the catalog lists known ransomware campaign use as Unknown.

Defensive priority

High

Recommended defensive actions

  • Inventory Microsoft Office deployments and confirm which systems may be affected.
  • Apply Microsoft updates per vendor instructions for CVE-2017-0262.
  • Prioritize remediation of any unpatched systems using the KEV due date as the latest acceptable deadline.
  • Verify patch status in vulnerability management or endpoint management tools after remediation.
  • Continue monitoring official Microsoft and CISA guidance for any follow-up actions.

Evidence notes

This debrief is based only on the supplied official sources: CISA KEV, CVE.org, and NVD. The corpus confirms the vulnerability name, KEV status, dates, and required action, but does not include exploit mechanics, affected Office versions, or deeper root-cause details.

Sources and references

Verified primary and authoritative sources

  • CVE-2017-0262 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2017-0262

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

  • CVE-2017-0262 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2017-0262

    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.