Important CVSS 7.8 EPSS 0.02487 2022-02 archive

Executive Summary

None

Overview

7.8
CVSS HIGH
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
Category Remote Code Execution
Released Feb 8 2022
Last Updated Feb 8 2022
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.02487 — 0.8254 percentile
NVD CVSS 7.8 HIGH — matches MSRC

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
ATTACK VECTOR
Local
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
None
USER INTERACTION
Required
SCOPE
Unchanged
CONFIDENTIALITY
High
INTEGRITY
High
AVAILABILITY
High
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 6.8

EPSS Score

0.02487
probability of exploitation in the next 30 days
0.8254 percentile - updated 2026-06-21
View on FIRST.org

Affected Products

4 affected products
Product KB Article Severity Impact Restart Required
Microsoft 365 Apps for Enterprise for 32-bit Systems Click to Run (Security Update) Important Remote Code Execution No
Microsoft 365 Apps for Enterprise for 64-bit Systems Click to Run (Security Update) Important Remote Code Execution No
Microsoft Office 2013 Click-to-Run (C2R) for 32-bit editions Update History (Security Update) Important Remote Code Execution Maybe
Microsoft Office 2013 Click-to-Run (C2R) for 64-bit editions Update History (Security Update) Important Remote Code Execution Maybe

Patches

2 patches
Article Type Restart
Click to Run Security Update No
Update History Security Update Maybe

Known Exploits

Acknowledgments

DoHyun Lee(@l33d0hyun), SeungYun LEE, JaeHeng Yoon(@onnoveath)