Privilege escalation

The vCenter Server contains a local privilege escalation vulnerability due to the way it handles session tokens. A malicious actor with non-administrative user access on vCenter Server host may exploit this issue to escalate privileges to Administrator on the vSphere Client HTML5 or vCenter Serve...

CVE-2021-21992

The vCenter Server contains a denial-of-service vulnerability due to improper XML entity parsing. A malicious actor with non-administrative user access to the vCenter Server vSphere Client HTML5 or vCenter Server vSphere Web Client FLEX/Flash may exploit this issue to create a denial-of-service...

CVE-2021-21992

CVE-2021-21992 describes a denial-of-service vulnerability in VMware vCenter Server caused by improper XML entity parsing. An attacker with non-administrative access to the vCenter HTML5/vSphere Web Client could trigger a DoS on the vCenter host. Affected product: VMware vCenter Server (and Cloud...

CVE-2021-21991

The vCenter Server contains a local privilege escalation vulnerability due to the way it handles session tokens. A malicious actor with non-administrative user access on vCenter Server host may exploit this issue to escalate privileges to Administrator on the vSphere Client HTML5 or vCenter Serve...

CVE-2021-21991

VMware vCenter Server has a local privilege-escalation vulnerability (CVE-2021-21991) caused by improper handling of session tokens. A non-administrative user with local access can escalate to Administrator on the vSphere Client (HTML5) or vCenter Web Client (FLEX/Flash). Public reports consisten...

VMware Warns of Ransomware-Friendly Bug in vCenter Server

VMware has released a security update that includes patches for 19 CVE-numbered vulnerabilities that affect the company’s vCenter Server virtualization management platform and its hybrid Cloud Foundation platform for managing VMs and orchestrating containers. They’re all serious, but one –...

Drop everything and patch VMware’s vCenter Server Vulnerabilities

THREAT LEVEL: Green. For a detailed advisory, download the pdf file here. VMware has issued patches for 19 new vulnerabilities. CVE-2021-22005 is the worst of the lot, defined as "an arbitrary file upload vulnerability in the Analytics service" of the vCenter Server. An attacker with network acce...

Patch vCenter Server “right now”, VMWare expects CVE-2021-22005 exploitation within minutes of disclosure

VMware is urging users of vCenter server to patch no fewer than 19 problems affecting its products. These updates fix a variety of security vulnerabilities, but and one of them is particularly nasty. That would be CVE-2021-22005, a critical file upload vulnerability with a CVSS score of 9.8 out o...

VMware Warns of Critical File Upload Vulnerability Affecting vCenter Server

VMware on Tuesday published a new bulletin warning of as many as 19 vulnerabilities in vCenter Server and Cloud Foundation appliances that a remote attacker could exploit to take control of an affected system. The most urgent among them is an arbitrary file upload vulnerability in the Analytics...

PT-2021-4315

Name of the Vulnerable Software and Affected Versions VMware vCenter Server affected versions not specified Description The vCenter Server contains a denial-of-service issue in the VAPI vCenter API service. A malicious actor with network access to port 5480 on vCenter Server may exploit this issu...

VMware vCenter Server Appliance External Control of File Path Denial-of-Service Vulnerability

This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of VMware vCenter Server Appliance. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of jsonrpc messages. A crafted request can...

PT-2021-4317

Name of the Vulnerable Software and Affected Versions VMware vCenter Server versions affected versions not specified Description The issue is related to errors in privilege management in the VMware vSphere Life-cycle Manager module of the VMware vCenter Server virtual infrastructure management...

VMware vCenter Server < 6.5 U3q Multiple Vulnerabilities (VMSA-2021-0020)

The version of VMware vCenter Server installed on the remote host is 6.5 prior to 6.5 U3q. It is, therefore, affected by multiple vulnerabilities: - A privilege escalation vulnerability exists in vCenter Server due to the way it handles session tokens. An authenticated, local attacker can exploit...

CVE-2021-21992: Undefined Security Weakness

The vCenter Server contains a denial-of-service vulnerability due to improper XML entity parsing. A malicious actor with non-administrative user access to the vCenter Server vSphere Client HTML5 or vCenter Server vSphere Web Client FLEX/Flash may exploit this issue to create a denial-of-service...

VMware vCenter Server Appliance Incorrect Permission Assignment Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of VMware vCenter Server Appliance. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the...

VMware vCenter Server Appliance Service Lifecycle Manager Incorrect Permission Assignment Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of VMware vCenter Server Appliance. An attacker must first obtain the ability to execute low-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists withi...

VMware vCenter Server Appliance External Control of File Path Denial-of-Service Vulnerability

This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of VMware vCenter Server Appliance. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of jsonrpc messages. A crafted request can...

VMware vCenter Server Appliance External Control of File Path Denial-of-Service Vulnerability

This vulnerability allows local attackers to create a denial-of-service condition on affected installations of VMware vCenter Server Appliance. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw...

VMware vCenter Server Appliance Missing Authentication Information Disclosure Vulnerability

This vulnerability allows remote attackers to disclose sensitive information on affected installations of VMware vCenter Server Appliance. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of jsonrpc messages. The issue results from the lac...

VMware vCenter Server Appliance Update Manager Directory Traversal Arbitrary File Deletion Vulnerability

This vulnerability allows remote attackers to delete arbitrary files on affected installations of VMware vCenter Server Appliance. Authentication is not required to exploit this vulnerability. The specific flaw exists within the Update Manager. The issue results from the lack of proper validation...