March 22, 2024
Severity High Analysis Summary Ducktail Malware is a malicious program designed by hackers to infiltrate computers and networks globally. Ducktail malware is typically delivered through a […]
Rewterz Threat Advisory – Cisco Webex Meetings Desktop App Arbitrary Code Execution Vulnerability
November 5, 2020
Rewterz Threat Alert – Emotet – IOCs
November 5, 2020
Rewterz Threat Advisory – Cisco Webex Meetings Desktop App Arbitrary Code Execution Vulnerability
November 5, 2020
Rewterz Threat Alert – Emotet – IOCs
November 5, 2020
Severity
Medium
Analysis Summary
CVE-2020-3992
A malicious actor residing in the management network who has access to port 427 on an ESXi machine may be able to trigger a use-after-free in the OpenSLP service resulting in remote code execution.
CVE-2020-3993
VMware NSX-T contains a security vulnerability that exists in the way it allows a KVM host to download and install packages from NSX manager. A malicious actor with MITM positioning may be able to exploit this issue to compromise the transport node.
CVE-2020-3981
VMware ESXi, Workstation and Fusion contain an out-of-bounds read vulnerability due to a time-of-check time-of-use issue in ACPI device. A malicious actor with administrative access to a virtual machine may be able to exploit this issue to leak memory from the vmx process.
CVE-2020-3982
VMware ESXi, Workstation and Fusion contain an out-of-bounds write vulnerability due to a time-of-check time-of-use issue in ACPI device. A malicious actor with administrative access to a virtual machine may be able to exploit this vulnerability to crash the virtual machine’s vmx process or corrupt hypervisor’s memory heap.
CVE-2020-3994
VMware vCenter Server contains a session hijack vulnerability in the vCenter Server Appliance Management Interface update function due to a lack of certificate validation. A malicious actor with network positioning between vCenter Server and an update repository may be able to perform a session hijack when the vCenter Server Appliance Management Interface is used to download vCenter updates.
CVE-2020-3995
The VMCI host drivers used by VMware hypervisors contain a memory leak vulnerability. A malicious actor with access to a virtual machine may be able to trigger a memory leak issue resulting in memory resource exhaustion on the hypervisor if the attack is sustained for extended periods of time.
Impact
- Remote code execution
- Exposure of information
- Session hijacking
Affected Vendors
VMware
Affected Products
- VMware ESXi
- VMware Workstation Pro / Player (Workstation)
- VMware Fusion Pro / Fusion (Fusion) 11.x
- NSX-T
- VMware Cloud Foundation
- VMware vCenter Server
Remediation
Refer to VMware advisory for the complete list of affected products and their respective patches.
https://www.vmware.com/security/advisories/VMSA-2020-0023.html