SB2019120602 - Remote code execution in VMware ESXi and Horizon DaaS
Published: December 6, 2019
Security Bulletin ID
SB2019120602
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Out-of-bounds write (CVE-ID: CVE-2019-5544)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input in OpenSLP. A remote attacker with network access to port 427 on an ESXi host or on any Horizon DaaS management appliance can overwrite the heap of the OpenSLP service, trigger out-of-bounds write and execute arbitrary code on the target system.
Note: This vulnerability affects Horizon DaaS 8.x
Remediation
Install update from vendor's website.