Multiple VMware products lgtosync.sys privilege escalation

vmware-cve20133519-priv-esc (89416) The risk level is classified as MediumMedium Risk

Description:

Multiple VMware products could allow a local attacker to gain elevated privileges on the system, caused by an error in the LGTOSYNC.SYS driver. A local attacker could exploit this vulnerability to manipulate the memory allocation and gain privileges on the system.

*CVSS:

Base Score: 6.9
  Access Vector: Local
  Access Complexity: Medium
  Authentication: None
  Confidentiality Impact: Complete
  Integrity Impact: Complete
  Availability Impact: Complete
 
Temporal Score: 5.1
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Gain Privileges

Remedy:

Refer to VMSA-2013-0014 for patch, upgrade or suggested workaround information. See References.

For other distributions:
Apply the appropriate update from your vendor.

References:

  • IBM Security Bulletin 1664863: Vulnerabilities in multiple VMware products for CloudBurst.
  • VMSA-2013-0014: VMware Workstation, Fusion, ESXi and ESX patches address a guest privilege escalation.
  • BID-64075: Multiple VMware Products CVE-2013-3519 Local Privilege Escalation Vulnerability
  • CVE-2013-3519: lgtosync.sys in VMware Workstation 9.x before 9.0.3, VMware Player 5.x before 5.0.3, VMware Fusion 5.x before 5.0.4, VMware ESXi 4.0 through 5.1, and VMware ESX 4.0 and 4.1, when a 32-bit Windows guest OS is used, allows guest OS users to gain guest OS privileges via an application that performs a crafted memory allocation.
  • SA55684: VMware Multiple Products LGTOSYNC Guest Privilege Escalation Vulnerability

Platforms Affected:

  • IBM CloudBurst 1.2
  • IBM CloudBurst 2.0
  • IBM CloudBurst 2.1
  • VMware ESX Server 4.0
  • VMware ESX Server 4.1
  • VMware ESX Server 5.0
  • VMware Esxi 4.0
  • VMware Esxi 4.1
  • VMware ESXi 5.0
  • VMware Fusion 5.0
  • VMware Player 5.0
  • VMware Workstation 9.0

Reported:

Dec 03, 2013

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