Security Bulletin
Summary
IBM Cloud Private for Data is affected by an issue with runc used by Docker. The vulnerability allows a malicious container to overwrite the host runc binary and thus gain root-level code execution on the host.
Vulnerability Details
DESCRIPTION: Runc could allow a local attacker to execute arbitrary commands on the system, cause by the improper handling of system file descriptors when running containers. An attacker could exploit this vulnerability using a malicious container to overwrite the contents of the host runc binary and execute arbitrary commands with root privileges on the host system.
CVSS Base Score: 7.7
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/156819 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H)
Affected Products and Versions
Remediation/Fixes
Workarounds and Mitigations
Get Notified about Future Security Bulletins
References
Change History
17 May 2019: Original Version Published
*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.
Disclaimer
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
Document Location
Worldwide
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Document Information
Modified date:
03 October 2019
UID
ibm10884000