USN-3924-1: mod_auth_mellon vulnerabilities
libapache2-mod-auth-mellon vulnerabilities
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 18.10
- Ubuntu 18.04 LTS
Summary
Several security issues were fixed in mod_auth_mellon.
Software Description
- libapache2-mod-auth-mellon – SAML 2.0 authentication module for Apache
Details
It was discovered that mod_auth_mellon incorrectly handled certain requests.
An attacker could possibly use this issue to redirect a user to a malicious
URL. (CVE-2019-3877)
It was discovered that mod_auth_mellon incorrectly handled certain requests.
An attacker could possibly use this issue to access sensitive information.
(CVE-2019-3878)
Update instructions
The problem can be corrected by updating your system to the following package versions:
- Ubuntu 18.10
- libapache2-mod-auth-mellon – 0.14.0-1ubuntu0.1
- Ubuntu 18.04 LTS
- libapache2-mod-auth-mellon – 0.13.1-1ubuntu0.1
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.
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