CVE-2021-34492
HighCVSS 8.1Exploitation Probability (EPSS)
High risk82th percentile - higher than 82% of all known CVEs
Summary
Certificate spoofing vulnerability in Windows. An attacker could spoof a certificate, which could lead to impersonation of trusted entities.
Risk Assessment
Risk of undermining trust in certificates, which could enable man-in-the-middle attacks.
Recommendation
Install security updates from Microsoft.
Other vulnerabilities in Windows
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- CVE-2022-41049MediumActively exploited
Security feature bypass vulnerability in Windows Mark of the Web. It allows an attacker to bypass security protections related to files downloaded from the internet.
- CVE-2021-36934HighActively exploited
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- CVE-2020-1067High
A remote code execution vulnerability in Windows due to improper handling of objects in memory. An attacker with a domain user account could exploit it by creating a specially crafted request. The update corrects how Windows handles objects in memory.
- CVE-2000-0222High
The installation for Windows 2000 does not activate the Administrator password until the system has rebooted, allowing remote attackers to connect to the ADMIN$ share without a password until the reboot occurs.
- CVE-1999-1105Medium
Windows 95, when Remote Administration and File Sharing for NetWare Networks is enabled, creates a share (C$) when an administrator logs in remotely, which allows remote attackers to read arbitrary files by mapping the network drive.
- CVE-1999-0444Medium
Remote attackers can perform a denial of service on Windows machines using malicious ARP packets, causing a message box to display for each packet or filling up log files.
Original NVD description (English source)
Windows Certificate Spoofing Vulnerability