CVE-2017-8570

Microsoft Office — Microsoft Office Remote Code Execution Vulnerability
⚠️ CVSS 3.1  7.8 / 10 — HIGH 🔴 CISA Known Exploited Vulnerability

Overview

A remote code execution vulnerability exists in Microsoft Office software when it fails to properly handle objects in memory.

https://nvd.nist.gov/vuln/detail/CVE-2017-8570

Key Details

PropertyValue
CVE ID CVE-2017-8570
Vendor / Product Microsoft — Office
NVD Published2017-07-11
NVD Last Modified2025-10-22
CVSS 3.1 Score7.8
CVSS 3.1 VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
SeverityHIGH
CISA KEV Added2022-02-25
CISA KEV Deadline2022-08-25
Known Ransomware Use No

CVSS 3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Required Action

CISA BOD 22-01 Deadline: 2022-08-25. Apply updates per vendor instructions.

Timeline

DateEvent
2022-02-25Added to CISA Known Exploited Vulnerabilities catalog
2022-08-25CISA BOD 22-01 remediation deadline

References

ResourceType
NVD — CVE-2017-8570 Vulnerability Database
CISA KEV Catalog Entry US Government