USN-711-1: KTorrent vulnerabilities

Ubuntu Security Notice USN-711-1

26th January, 2009

ktorrent vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 8.10
  • Ubuntu 8.04 LTS
  • Ubuntu 7.10

Software description

  • ktorrent

Details

It was discovered that KTorrent did not properly restrict access when using the
web interface plugin. A remote attacker could use a crafted http request and
upload arbitrary torrent files to trigger the start of downloads and seeding.
(CVE-2008-5905)

It was discovered that KTorrent did not properly handle certain parameters when
using the web interface plugin. A remote attacker could use crafted http
requests to execute arbitrary PHP code. (CVE-2008-5906)

Update instructions

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

Ubuntu 8.10:
ktorrent 3.1.2+dfsg.1-0ubuntu2.1
Ubuntu 8.04 LTS:
ktorrent 2.2.5-0ubuntu1.1
Ubuntu 7.10:
ktorrent 2.2.1-0ubuntu3.1

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

After a standard system upgrade you need to restart KTorrent to effect
the necessary changes.

References

CVE-2008-5905, CVE-2008-5906