Assessment
Why it matters
CISA lists this vulnerability as known to be exploited; exploitation is confirmed; EPSS is 95.4%; technical severity is CVSS 8.1.
Internet Shortcut Files Security Feature Bypass Vulnerability
Who should care
- Teams operating Windows, Windows 10 1809, Windows 10 21h2 +7 more
- Vulnerability and exposure management teams
- Security operations teams monitoring exploitation activity
Response plan
What I would do
- Confirm whether Windows, Windows 10 1809, Windows 10 21h2 +7 more is present in the environment.
- Identify affected versions and establish whether vulnerable services are exposed or reachable.
- Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
- Review relevant security telemetry for evidence of attempted or successful exploitation.
- Document the remediation decision and track it to verified completion.
Vendor remediation
Patch and remediation links
Use the vendor source below to confirm the correct fixed version, package or mitigation for your affected product.
Technical details
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
- CWE
- CWE-693
- Affected versions
- Microsoft Windows; Microsoft Windows 10 1809 (End Excluding: 10.0.17763.5458); Microsoft Windows 10 21h2 (End Excluding: 10.0.19044.4046); Microsoft Windows 10 22h2 (End Excluding: 10.0.19045.4046); Microsoft Windows 11 21h2 (End Excluding: 10.0.22000.2777); Microsoft Windows 11 22h2 (End Excluding: 10.0.22621.3155); Microsoft Windows 11 23h2 (End Excluding: 10.0.22631.3155); Microsoft Windows Server 2019 (End Excluding: 10.0.17763.5458)
- Published
- 13 February 2024
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
Signal timeline
- CVE published
- Added to CISA KEV
- Latest EPSS score: 95.4%
- Signal calculated at 86