Improper input validation in Microsoft Windows 10 1809
CVE-2023-21559
Windows Cryptographic Information Disclosure Vulnerability
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
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:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.006 (45.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 45.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Microsoft Windows 10 1809
- Microsoft Windows 10 20h2
- Microsoft Windows 10 21h2
- Microsoft Windows 10 22h2
- Microsoft Windows 10 Version 1809 — versions 10.0.17763.0, 10.0.0
- Microsoft Windows 10 Version 20h2 — versions 10.0.0
- Microsoft Windows 10 Version 21h2 — versions 10.0.19043.0
- Microsoft Windows 10 Version 22h2 — versions 10.0.19045.0
- Microsoft Windows 11 21h2
- Microsoft Windows 11 22h2
Weakness classification (CWE)
References
- msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21559 (vendor-advisory)
Frequently asked questions
- What is CVE-2023-21559?
- CVE-2023-21559 is a medium-severity vulnerability in Microsoft Windows 10 1809, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2023-01-10.
- How severe is CVE-2023-21559?
- Medium severity. CVSS v3 base score is 5.5 out of 10.