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AUSCERT External Security Bulletin Redistribution
11 January 2019
AusCERT Security Bulletin Summary
Operating System: Ubuntu
Impact/Access: Cross-site Request Forgery -- Remote with User Interaction
Denial of Service -- Remote with User Interaction
CVE Names: CVE-2018-1000858
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Ubuntu Security Notice USN-3853-1
January 10, 2019
A security issue affects these releases of Ubuntu and its derivatives:
- - Ubuntu 18.10
- - Ubuntu 18.04 LTS
GnuPG could allow unintended access to network services.
- - gnupg2: GNU privacy guard - a free PGP replacement
Ben Fuhrmannek discovered that GnuPG incorrectly handled Web Key Directory
lookups. A remote attacker could possibly use this issue to cause a denial
of service, or perform Cross-Site Request Forgery attacks.
The problem can be corrected by updating your system to the following
Ubuntu 18.04 LTS:
In general, a standard system update will make all the necessary changes.
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