Vulnerability in Microsoft Windows
CVE-2020-0840
An elevation of privilege vulnerability exists when Windows improperly handles hard links, aka 'Windows Hard Link Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0841, CVE-2020-0849, CVE-2020-0896.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.009 (57.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 57.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Microsoft Windows — versions 10 Version 1803 for 32-bit Systems, 10 Version 1803 for x64-based Systems, 10 Version 1803 for ARM64-based Systems
- Microsoft Windows 10 — versions 1607, 1709, 1803
- Microsoft Windows 10 Version 1903 For 32-Bit Systems — versions unspecified
- Microsoft Windows 10 Version 1903 For Arm64-Based Systems — versions unspecified
- Microsoft Windows 10 Version 1903 For X64-Based Systems — versions unspecified
- Microsoft Windows 10 Version 1909 For 32-Bit Systems — versions unspecified
- Microsoft Windows 10 Version 1909 For Arm64-Based Systems — versions unspecified
- Microsoft Windows 10 Version 1909 For X64-Based Systems — versions unspecified
- Microsoft Windows 8.1
- Microsoft Windows Rt 8.1
References
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0840 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-0840?
- CVE-2020-0840 is a high-severity vulnerability in Microsoft Windows. CVSS score: 7.8/10. Published 2020-03-12.
- How severe is CVE-2020-0840?
- High severity. CVSS v3 base score is 7.8 out of 10.