CVE-2021-31956 — Microsoft Windows NTFS Privilege Escalation Vulnerability

provenance: imported · CVE: CVE-2021-31956

CVE-2021-31956: Microsoft Windows NTFS Privilege Escalation Vulnerability

CISA Known Exploited Vulnerability (KEV)


Vendor / project	Microsoft
Product	Windows
Date added	2021-11-03
Due date	2021-11-17
Ransomware campaign use	Unknown

Description

Microsoft Windows New Technology File System (NTFS) contains an unspecified vulnerability that allows attackers to escalate privileges via a specially crafted application.

Required action (CISA)

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2021-31956

References

NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-31956
KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog