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AUSCERT External Security Bulletin Redistribution
ESB-2019.0141
HAProxy vulnerabilities
16 January 2019
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AusCERT Security Bulletin Summary
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Product: HAProxy
Publisher: Ubuntu
Operating System: Ubuntu
Impact/Access: Access Confidential Data -- Remote/Unauthenticated
Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2018-20615 CVE-2018-20103 CVE-2018-20102
Reference: ESB-2019.0115
Original Bulletin:
http://www.ubuntu.com/usn/usn-3858-1
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USN-3858-1: HAProxy vulnerabilities
15 January 2019
haproxy vulnerabilities
A security issue affects these releases of Ubuntu and its derivatives:
Ubuntu 18.10
Ubuntu 18.04 LTS
Ubuntu 16.04 LTS
Summary
Several security issues were fixed in HAProxy.
Software Description
haproxy - fast and reliable load balancing reverse proxy
Details
It was discovered that HAProxy incorrectly handled certain requests.
An attacker could possibly use this to expose sensitive information.
(CVE-2018-20102)
It was discovered that HAProxy incorrectly handled certain requests.
A attacker could possibly use this issue to cause a denial of service. This
issue only affected Ubuntu 18.04 LTS and Ubuntu 18.10. (CVE-2018-20103,
CVE-2018-20615)
Update instructions
The problem can be corrected by updating your system to the following package
versions:
Ubuntu 18.10
haproxy - 1.8.13-2ubuntu0.1
Ubuntu 18.04 LTS
haproxy - 1.8.8-1ubuntu0.3
Ubuntu 16.04 LTS
haproxy - 1.6.3-1ubuntu0.2
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.
References
CVE-2018-20102
CVE-2018-20103
CVE-2018-20615
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