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AUSCERT External Security Bulletin Redistribution
USN-4589-2: Docker vulnerability
16 October 2020
AusCERT Security Bulletin Summary
Operating System: Ubuntu
UNIX variants (UNIX, Linux, OSX)
Impact/Access: Access Confidential Data -- Remote with User Interaction
CVE Names: CVE-2020-15157
Comment: This advisory references vulnerabilities in products which run on
platforms other than Ubuntu. It is recommended that administrators
running docker.io check for an updated version of the software for
their operating system.
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USN-4589-2: Docker vulnerability
15 October 2020
Docker could be made to expose sensitive information over the
o Ubuntu 20.04 LTS
o Ubuntu 18.04 LTS
o Ubuntu 16.04 LTS
o docker.io - Linux container runtime
USN-4589-1 fixed a vulnerability in containerd. This update provides
the corresponding update for docker.io.
Original advisory details:
It was discovered that containerd could be made to expose sensitive
information when processing URLs in container image manifests. A
remote attacker could use this to trick the user and obtain the
user's registry credentials.
The problem can be corrected by updating your system to the following package
o docker.io - 19.03.8-0ubuntu1.20.04.1
o docker.io - 19.03.6-0ubuntu1~18.04.2
o docker.io - 18.09.7-0ubuntu1~16.04.6
After a standard system update you need to restart docker to make
all the necessary changes.
o USN-4589-1 : containerd
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