CVE-2024-21338 Report - Details, Severity, & Advisories
Twingate Team
•
May 30, 2024
What is CVE-2024-21338?
CVE-2024-21338 is a high-severity Windows Kernel Elevation of Privilege Vulnerability that affects various Windows operating systems. This vulnerability allows an attacker to execute arbitrary code in the kernel, potentially leading to malicious actions such as disrupting security software, concealing indicators of infection, and disabling kernel-mode telemetry. The vulnerability impacts PCs and other devices running vulnerable versions of Windows, posing a significant risk to affected systems.
Who is impacted by CVE-2024-21338?
This includes Windows 10 (versions 1703 and later), Windows 11 (up to version 23H2), and Windows Server (2019 and 2022). The vulnerability allows attackers to execute arbitrary code in the kernel, which could lead to malicious actions and pose a significant risk to affected systems.
What should I do if I’m affected?
If you're affected by the CVE-2024-21338 vulnerability, it's crucial to take immediate action to protect your system. Update your system with the latest security patches, specifically the February Patch Tuesday update from Microsoft, which addresses the vulnerability. Use reputable antivirus or security software to scan your system for signs of infection or compromise. Monitor your system for unusual activity, such as unexpected processes or network connections. Stay informed about new vulnerabilities and threats by following security news and updates from trusted sources.
Is this in CISA’s Known Exploited Vulnerabilities Catalog?
The CVE-2024-21338 vulnerability, also known as Microsoft Windows Kernel Exposed IOCTL with Insufficient Access Control Vulnerability, is indeed listed in CISA's Known Exploited Vulnerabilities Catalog. It was added to the catalog on March 4, 2024, with a due date of March 25, 2024.
Weakness Enumeration
The weakness enumeration for this vulnerability is categorized as CWE-822, an Untrusted Pointer Dereference issue affecting Windows operating systems.
Learn More
For a comprehensive understanding of this vulnerability, including its description, severity, technical details, and known affected software configurations, refer to the NVD page or the sources listed below.
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CVE-2024-21338 Report - Details, Severity, & Advisories
Twingate Team
•
May 30, 2024
What is CVE-2024-21338?
CVE-2024-21338 is a high-severity Windows Kernel Elevation of Privilege Vulnerability that affects various Windows operating systems. This vulnerability allows an attacker to execute arbitrary code in the kernel, potentially leading to malicious actions such as disrupting security software, concealing indicators of infection, and disabling kernel-mode telemetry. The vulnerability impacts PCs and other devices running vulnerable versions of Windows, posing a significant risk to affected systems.
Who is impacted by CVE-2024-21338?
This includes Windows 10 (versions 1703 and later), Windows 11 (up to version 23H2), and Windows Server (2019 and 2022). The vulnerability allows attackers to execute arbitrary code in the kernel, which could lead to malicious actions and pose a significant risk to affected systems.
What should I do if I’m affected?
If you're affected by the CVE-2024-21338 vulnerability, it's crucial to take immediate action to protect your system. Update your system with the latest security patches, specifically the February Patch Tuesday update from Microsoft, which addresses the vulnerability. Use reputable antivirus or security software to scan your system for signs of infection or compromise. Monitor your system for unusual activity, such as unexpected processes or network connections. Stay informed about new vulnerabilities and threats by following security news and updates from trusted sources.
Is this in CISA’s Known Exploited Vulnerabilities Catalog?
The CVE-2024-21338 vulnerability, also known as Microsoft Windows Kernel Exposed IOCTL with Insufficient Access Control Vulnerability, is indeed listed in CISA's Known Exploited Vulnerabilities Catalog. It was added to the catalog on March 4, 2024, with a due date of March 25, 2024.
Weakness Enumeration
The weakness enumeration for this vulnerability is categorized as CWE-822, an Untrusted Pointer Dereference issue affecting Windows operating systems.
Learn More
For a comprehensive understanding of this vulnerability, including its description, severity, technical details, and known affected software configurations, refer to the NVD page or the sources listed below.
Rapidly implement a modern Zero Trust network that is more secure and maintainable than VPNs.
CVE-2024-21338 Report - Details, Severity, & Advisories
Twingate Team
•
May 30, 2024
What is CVE-2024-21338?
CVE-2024-21338 is a high-severity Windows Kernel Elevation of Privilege Vulnerability that affects various Windows operating systems. This vulnerability allows an attacker to execute arbitrary code in the kernel, potentially leading to malicious actions such as disrupting security software, concealing indicators of infection, and disabling kernel-mode telemetry. The vulnerability impacts PCs and other devices running vulnerable versions of Windows, posing a significant risk to affected systems.
Who is impacted by CVE-2024-21338?
This includes Windows 10 (versions 1703 and later), Windows 11 (up to version 23H2), and Windows Server (2019 and 2022). The vulnerability allows attackers to execute arbitrary code in the kernel, which could lead to malicious actions and pose a significant risk to affected systems.
What should I do if I’m affected?
If you're affected by the CVE-2024-21338 vulnerability, it's crucial to take immediate action to protect your system. Update your system with the latest security patches, specifically the February Patch Tuesday update from Microsoft, which addresses the vulnerability. Use reputable antivirus or security software to scan your system for signs of infection or compromise. Monitor your system for unusual activity, such as unexpected processes or network connections. Stay informed about new vulnerabilities and threats by following security news and updates from trusted sources.
Is this in CISA’s Known Exploited Vulnerabilities Catalog?
The CVE-2024-21338 vulnerability, also known as Microsoft Windows Kernel Exposed IOCTL with Insufficient Access Control Vulnerability, is indeed listed in CISA's Known Exploited Vulnerabilities Catalog. It was added to the catalog on March 4, 2024, with a due date of March 25, 2024.
Weakness Enumeration
The weakness enumeration for this vulnerability is categorized as CWE-822, an Untrusted Pointer Dereference issue affecting Windows operating systems.
Learn More
For a comprehensive understanding of this vulnerability, including its description, severity, technical details, and known affected software configurations, refer to the NVD page or the sources listed below.
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