Security Bulletin
Summary
Vulnerability identified within Docker shipped as pType component with Cloud Pak System Software. IBM Cloud Pak System Software addressed this vulnerability.
Vulnerability Details
CVEID: CVE-2020-13401
DESCRIPTION: Docker Docker CE is vulnerable to a man-in-the-middle attack, caused by improper validation of router advertisements. By sending rogue router advertisements, an attacker could exploit this vulnerability using man-in-the-middle techniques to gain access to the communication channel between endpoints to obtain sensitive information or further compromise the system.
CVSS Base score: 6
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/182750 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L)
Affected Products and Versions
| Affected Product(s) | Version(s) |
| IBM Cloud Pak System | 2.2.6 |
| IBM Cloud Pak System |
2.3.0.1, 2.3.1.1, 2.3.2.0 |
Remediation/Fixes
For all minor release version that are end of support and unsupported releases the recommendation is to upgrade to latest fixed release.
For Cloud Pak System 2.2.6 OS Images on Red Hat Linux Enterprise refer to : https://access.redhat.com/security/cve/cve-2020-13401. Contact IBM Cloud Pak System support for assistance.
OR
upgrade to then to IBM Cloud Pak System 2.3.3.0.
For IBM Cloud Pak System v2.3.0.1, v2.3.1.1, v.2.3.2.0 ,
upgrade to IBM Cloud Pak System v2.3.3.0
Information on upgrading can be found here: https://www.ibm.com/support/pages/node/887959
Workarounds and Mitigations
Prevent untrusted, non-privileged containers from running with CAP_NET_RAW.
Get Notified about Future Security Bulletins
References
Change History
2 Aug 2020: Initial Publication
*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:
12 October 2020
Initial Publish date:
02 August 2020
UID
ibm16347174