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AUSCERT External Security Bulletin Redistribution
ESB-2020.3566
USN-4589-1: containerd vulnerability
16 October 2020
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AusCERT Security Bulletin Summary
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Product: containerd
Publisher: Ubuntu
Operating System: Ubuntu
Impact/Access: Access Confidential Data -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2020-15157
Reference: ESB-2020.3565
Original Bulletin:
https://usn.ubuntu.com/4589-1/
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USN-4589-1: containerd vulnerability
15 October 2020
containerd could be made to expose sensitive information over the
network.
Releases
o Ubuntu 16.04 LTS
Packages
o containerd - daemon to control containers
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.
Update instructions
The problem can be corrected by updating your system to the following package
versions:
Ubuntu 16.04
o containerd - 1.2.6-0ubuntu1~16.04.4
After a standard system update you need to restart containerd to make
all the necessary changes.
References
o CVE-2020-15157
Related notices
o USN-4589-2 : docker.io
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