Vulnerability in Microsoft Windows 10
CVE-2020-1467
An elevation of privilege vulnerability exists when Windows improperly handles hard links. An attacker who successfully exploited this vulnerability could overwrite a targeted file leading to an elevated status. To exploit this vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application that could exploit the vulnerability and take control of an affected system. The security update addresses the vulnerability by correcting how Windows handles hard links.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.035 (89.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 89.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.035 · newest: 0.035 · change: 0.000
Affected products
- Microsoft Windows 10 — versions 1607, 1809, 1903
- Microsoft Windows 10 Version 1607 — versions 10.0.0
- Microsoft Windows 10 Version 1809 — versions 10.0.0
- Microsoft Windows 10 Version 1903 For 32-Bit Systems — versions 10.0.0
- Microsoft Windows 10 Version 1903 For Arm64-Based Systems — versions 10.0.0
- Microsoft Windows 10 Version 1903 For X64-Based Systems — versions 10.0.0
- Microsoft Windows 10 Version 1909 — versions 10.0.0
- Microsoft Windows 10 Version 2004 — versions 10.0.0
- Microsoft Windows 7 — versions 6.1.0
- Microsoft Windows 7
Public proof-of-concept exploits
References
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1467 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-1467?
- CVE-2020-1467 is a critical-severity vulnerability in Microsoft Windows 10. CVSS score: 10.0/10. Published 2020-08-17.
- How severe is CVE-2020-1467?
- Critical severity. CVSS v3 base score is 10.0 out of 10.
- Is CVE-2020-1467 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.