Vulnerability in Microsoft Windows
CVE-2020-1254
An elevation of privilege vulnerability exists when Windows Modules Installer Service improperly handles class object members.A locally authenticated attacker could run arbitrary code with elevated system privileges, aka 'Windows Modules Installer Service Elevation of Privilege Vulnerability'.
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 (57.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 57.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.009 · change: +0.001
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 10 Version 2004 For 32-Bit Systems — versions unspecified
- Microsoft Windows 10 Version 2004 For Arm64-Based Systems — versions unspecified
References
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1254 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-1254?
- CVE-2020-1254 is a high-severity vulnerability in Microsoft Windows. CVSS score: 7.8/10. Published 2020-06-09.
- How severe is CVE-2020-1254?
- High severity. CVSS v3 base score is 7.8 out of 10.