SB2018050305 - Remote code execution in Windows Host Compute Service Shim (hcsshim) library

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Main Vulnerability Database SB2018050305

SB2018050305 - Remote code execution in Windows Host Compute Service Shim (hcsshim) library

Published: May 3, 2018

Security Bulletin ID SB2018050305
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Buffer overflow (CVE-ID: CVE-2018-8115)

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

The vulnerability exists due to boundary error within Windows Host Compute Service Shim (hcsshim) library when importing a container image. A remote unauthenticated attacker can place malicious code in a specially crafted container image which, if an authenticated administrator imported (pulled), could cause a container management service utilizing the Host Compute Service Shim library to execute malicious code on the Windows host.

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


Remediation

Install update from vendor's website.

References