#VU80188 Cryptographic issues in VMware Tools and open-vm-tools - CVE-2023-20900

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Main Vulnerability Database Vulnerabilities #VU80188

#VU80188 Cryptographic issues in VMware Tools and open-vm-tools - CVE-2023-20900

Published: August 31, 2023


Vulnerability identifier: #VU80188
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-20900
CWE-ID: CWE-310
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vulnerable software:
VMware Tools
open-vm-tools
Software vendor:
VMware, Inc

Description

The vulnerability allows a remote attacker to perform MitM attack.

The vulnerability exists due to improper verification of SAML token signature. A remote attacker can bypass SAML token signature verification and perform man-in-the-middle (MITM) network positioning between vCenter server and the virtual machine.


Remediation

Install updates from vendor's website.

External links