Arbitrary file upload in Microsoft Windows
CVE-2020-1112
An elevation of privilege vulnerability exists when the Windows Background Intelligent Transfer Service (BITS) IIS module improperly handles uploaded content, aka 'Windows Background Intelligent Transfer Service Elevation of Privilege Vuln…
Vulnerability class: Unrestricted File Upload
EPSS: 0.037 (88.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.
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_7
- Microsoft Windows_8.1
Weakness classification (CWE)
References
- secure@microsoft.com (Patch, x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-1112?
- CVE-2020-1112 is a critical-severity vulnerability in Microsoft Windows, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.9/10. Published 2020-05-21.
- How severe is CVE-2020-1112?
- Critical severity. CVSS v3 base score is 9.9 out of 10.