USN-1517-1: Mono vulnerabilities

25 July 2012

Mono could be made to expose sensitive information over the network.

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Releases

Packages

  • mono - Mono is a platform for running and developing applications

Details

It was discovered that the Mono System.Web library incorrectly filtered
certain error messages related to forbidden files. If a user were tricked
into opening a specially crafted URL, an attacker could possibly exploit
this to conduct cross-site scripting (XSS) attacks. (CVE-2012-3382)

It was discovered that the Mono System.Web library incorrectly handled the
EnableViewStateMac property. If a user were tricked into opening a
specially crafted URL, an attacker could possibly exploit this to conduct
cross-site scripting (XSS) attacks. This issue only affected Ubuntu
10.04 LTS. (CVE-2010-4159)

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Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

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Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 12.04
Ubuntu 11.10
Ubuntu 11.04
Ubuntu 10.04

After a standard system update you need to restart Mono applications to
make all the necessary changes.

References

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Further reading