CISA Known Exploited Vulnerability

This vulnerability is actively exploited in the wild and listed in the CISA Known Exploited Vulnerabilities catalog.

Remediation Deadline: Nov 17, 2021

CVE-2021-31956

High

EPSS 90.7%CISA KEV

Description

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

EPSS — Exploit Probability

90.7%

Higher than 99.6% of all CVEs

Required Action

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

Risk Assessment

HIGH

In CISA KEV

High EPSS

Details

Severity: High
EPSS: 90.7%
CISA KEV: Yes
Ransomware: Unknown
Articles: 0

Timeline

Published

Nov 3, 2021

Added to KEV

Nov 3, 2021

Remediation Due

Nov 17, 2021

Affected Product

Microsoft

Windows

View all Microsoft CVEs

External Links

NVD (NIST)CVE Details MITRE CVE