Auth bypass in Microsoft Windows
CVE-2019-1289
An elevation of privilege vulnerability exists when the Windows Update Delivery Optimization does not properly enforce file share permissions, aka 'Windows Update Delivery Optimization Elevation of Privilege Vulnerability'.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.007 (52.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Microsoft Windows — versions 10 for 32-bit Systems, 10 for x64-based Systems, 10 Version 1607 for 32-bit Systems
- Microsoft Windows 10 — versions 1607, 1703, 1709
- 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 Server — versions 2016, 2016 (Core installation), version 1803 (Core Installation)
- Microsoft Windows Server 2016 — versions 1803, 1903
- Microsoft Windows Server 2019
- Microsoft Windows Server, Version 1903 (Server Core Installation) — versions unspecified
Weakness classification (CWE)
References
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1289 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2019-1289?
- CVE-2019-1289 is a medium-severity vulnerability in Microsoft Windows, classified under Incorrect Authorization. CVSS score: 5.5/10. Published 2019-09-11.
- How severe is CVE-2019-1289?
- Medium severity. CVSS v3 base score is 5.5 out of 10.