CVE-2023-20900 Report - Details, Severity, & Advisories
Twingate Team
•
May 31, 2024
What is CVE-2023-20900?
CVE-2023-20900 is a high-severity vulnerability affecting VMware Tools and Open VM Tools, which are used on systems running Microsoft Windows and Linux operating systems. This vulnerability allows a malicious actor with man-in-the-middle network positioning to bypass SAML token signature verification and perform unauthorized operations. It is crucial for organizations using these tools to apply security updates and patches to protect their systems from potential attacks.
Who is impacted by CVE-2023-20900?
The impacted versions include VMware Tools 10.3.0 to 12.3.0 (excluding 12.3.0) running on Microsoft Windows, VMware Tools 10.3.0 to 10.3.26 (excluding 10.3.26) and VMware Open VM Tools 10.3.0 to 12.3.0 (excluding 12.3.0) running on Linux Kernel, NetApp ONTAP Select Deploy Administration Utility, Debian Linux 10.0, 11.0, 12.0, and Fedora 37, 38, 39.
What should I do if I’m affected?
If you're affected by the CVE-2023-20900 vulnerability, it's important to take action to protect your systems. Follow these simple steps:
Identify if your system is using the affected versions of VMware Tools, Open VM Tools, Fedora, Debian Linux, or NetApp ONTAP Select Deploy Administration Utility.
Apply the necessary security updates and patches provided by the respective vendors, such as the patch for open-vm-tools or upgrading the open-vm-tools packages for Debian 10 buster.
Stay informed about future vulnerabilities by keeping your software up-to-date and following security best practices.
Is this in CISA’s Known Exploited Vulnerabilities Catalog?
The CVE-2023-20900 vulnerability is not listed in CISA's Known Exploited Vulnerabilities Catalog.
Weakness Enumeration
The weakness enumeration for this vulnerability is categorized as CWE-294, which involves authentication bypass by capture-replay in VMware Tools.
Learn More
For a comprehensive understanding of the 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-2023-20900 Report - Details, Severity, & Advisories
Twingate Team
•
May 31, 2024
What is CVE-2023-20900?
CVE-2023-20900 is a high-severity vulnerability affecting VMware Tools and Open VM Tools, which are used on systems running Microsoft Windows and Linux operating systems. This vulnerability allows a malicious actor with man-in-the-middle network positioning to bypass SAML token signature verification and perform unauthorized operations. It is crucial for organizations using these tools to apply security updates and patches to protect their systems from potential attacks.
Who is impacted by CVE-2023-20900?
The impacted versions include VMware Tools 10.3.0 to 12.3.0 (excluding 12.3.0) running on Microsoft Windows, VMware Tools 10.3.0 to 10.3.26 (excluding 10.3.26) and VMware Open VM Tools 10.3.0 to 12.3.0 (excluding 12.3.0) running on Linux Kernel, NetApp ONTAP Select Deploy Administration Utility, Debian Linux 10.0, 11.0, 12.0, and Fedora 37, 38, 39.
What should I do if I’m affected?
If you're affected by the CVE-2023-20900 vulnerability, it's important to take action to protect your systems. Follow these simple steps:
Identify if your system is using the affected versions of VMware Tools, Open VM Tools, Fedora, Debian Linux, or NetApp ONTAP Select Deploy Administration Utility.
Apply the necessary security updates and patches provided by the respective vendors, such as the patch for open-vm-tools or upgrading the open-vm-tools packages for Debian 10 buster.
Stay informed about future vulnerabilities by keeping your software up-to-date and following security best practices.
Is this in CISA’s Known Exploited Vulnerabilities Catalog?
The CVE-2023-20900 vulnerability is not listed in CISA's Known Exploited Vulnerabilities Catalog.
Weakness Enumeration
The weakness enumeration for this vulnerability is categorized as CWE-294, which involves authentication bypass by capture-replay in VMware Tools.
Learn More
For a comprehensive understanding of the 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-2023-20900 Report - Details, Severity, & Advisories
Twingate Team
•
May 31, 2024
What is CVE-2023-20900?
CVE-2023-20900 is a high-severity vulnerability affecting VMware Tools and Open VM Tools, which are used on systems running Microsoft Windows and Linux operating systems. This vulnerability allows a malicious actor with man-in-the-middle network positioning to bypass SAML token signature verification and perform unauthorized operations. It is crucial for organizations using these tools to apply security updates and patches to protect their systems from potential attacks.
Who is impacted by CVE-2023-20900?
The impacted versions include VMware Tools 10.3.0 to 12.3.0 (excluding 12.3.0) running on Microsoft Windows, VMware Tools 10.3.0 to 10.3.26 (excluding 10.3.26) and VMware Open VM Tools 10.3.0 to 12.3.0 (excluding 12.3.0) running on Linux Kernel, NetApp ONTAP Select Deploy Administration Utility, Debian Linux 10.0, 11.0, 12.0, and Fedora 37, 38, 39.
What should I do if I’m affected?
If you're affected by the CVE-2023-20900 vulnerability, it's important to take action to protect your systems. Follow these simple steps:
Identify if your system is using the affected versions of VMware Tools, Open VM Tools, Fedora, Debian Linux, or NetApp ONTAP Select Deploy Administration Utility.
Apply the necessary security updates and patches provided by the respective vendors, such as the patch for open-vm-tools or upgrading the open-vm-tools packages for Debian 10 buster.
Stay informed about future vulnerabilities by keeping your software up-to-date and following security best practices.
Is this in CISA’s Known Exploited Vulnerabilities Catalog?
The CVE-2023-20900 vulnerability is not listed in CISA's Known Exploited Vulnerabilities Catalog.
Weakness Enumeration
The weakness enumeration for this vulnerability is categorized as CWE-294, which involves authentication bypass by capture-replay in VMware Tools.
Learn More
For a comprehensive understanding of the 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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