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AUSCERT External Security Bulletin Redistribution
USN-4304-1: Ceph vulnerability
18 March 2020
AusCERT Security Bulletin Summary
Operating System: Ubuntu
Impact/Access: Denial of Service -- Existing Account
CVE Names: CVE-2020-1700
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USN-4304-1: Ceph vulnerability
17 March 2020
A security issue affects these releases of Ubuntu and its derivatives:
o Ubuntu 19.10
o Ubuntu 18.04 LTS
Ceph could be made to stop responding if it received specially crafted network
o ceph - distributed storage and file system
Or Friedman discovered that Ceph incorrectly handled disconnects. A remote
authenticated attacker could possibly use this issue to cause Ceph to consume
resources, leading to a denial of service.
The problem can be corrected by updating your system to the following package
ceph - 14.2.4-0ubuntu0.19.10.2
ceph-base - 14.2.4-0ubuntu0.19.10.2
ceph-common - 14.2.4-0ubuntu0.19.10.2
Ubuntu 18.04 LTS
ceph - 12.2.12-0ubuntu0.18.04.5
ceph-base - 12.2.12-0ubuntu0.18.04.5
ceph-common - 12.2.12-0ubuntu0.18.04.5
To update your system, please follow these instructions: https://
In general, a standard system update will make all the necessary changes.
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