SB2019100912 - Remote code execution in Microsoft Azure App Service 



SB2019100912 - Remote code execution in Microsoft Azure App Service

Published: October 9, 2019 Updated: October 9, 2019

Security Bulletin ID SB2019100912
Severity
High
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Buffer overflow (CVE-ID: CVE-2019-1372)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in Azure App Service/ Antares on Azure Stack. A remote authenticated user can use an unprivileged function to execute arbitrary code in the context of NT AUTHORITY\system thereby escaping the Sandbox.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install update from vendor's website.