Ubuntu Security Notice 3354-1 - Felix Wilhelm discovered a path traversal vulnerability in Apport when handling the ExecutablePath field in crash files. An attacker could trick a user into opening a specially crafted crash file and execute arbitrary code with the user's privileges.
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Ubuntu Security Notice USN-3354-1
July 18, 2017
apport vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 17.04
- Ubuntu 16.10
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
Summary:
An attacker could trick a user into opening a malicious .crash file
and execute arbitrary code as the user.
Software Description:
- apport: automatically generate crash reports for debugging
Details:
Felix Wilhelm discovered a path traversal vulnerability in Apport
when handling the ExecutablePath field in crash files. An attacker
could trick a user into opening a specially crafted crash file and
execute arbitrary code with the user's privileges.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 17.04:
A apportA A A A A A A A A A A A A A A A A A A A A A A A A A 2.20.4-0ubuntu4.5
A python-apportA A A A A A A A A A A A A A A A A A A 2.20.4-0ubuntu4.5
A python3-apportA A A A A A A A A A A A A A A A A A 2.20.4-0ubuntu4.5
Ubuntu 16.10:
A apportA A A A A A A A A A A A A A A A A A A A A A A A A A 2.20.3-0ubuntu8.7
A python-apportA A A A A A A A A A A A A A A A A A A 2.20.3-0ubuntu8.7
A python3-apportA A A A A A A A A A A A A A A A A A 2.20.3-0ubuntu8.7
Ubuntu 16.04 LTS:
A apportA A A A A A A A A A A A A A A A A A A A A A A A A A 2.20.1-0ubuntu2.10
A python-apportA A A A A A A A A A A A A A A A A A A 2.20.1-0ubuntu2.10
A python3-apportA A A A A A A A A A A A A A A A A A 2.20.1-0ubuntu2.10
Ubuntu 14.04 LTS:
A apportA A A A A A A A A A A A A A A A A A A A A A A A A A 2.14.1-0ubuntu3.25
A python-apportA A A A A A A A A A A A A A A A A A A 2.14.1-0ubuntu3.25
A python3-apportA A A A A A A A A A A A A A A A A A 2.14.1-0ubuntu3.25
In general, a standard system update will make all the necessary
changes.
References:
A https://www.ubuntu.com/usn/usn-3354-1
A CVE-2017-10708
Package Information:
A https://launchpad.net/ubuntu/+source/apport/2.20.4-0ubuntu4.5
A https://launchpad.net/ubuntu/+source/apport/2.20.3-0ubuntu8.7
A https://launchpad.net/ubuntu/+source/apport/2.20.1-0ubuntu2.10
A https://launchpad.net/ubuntu/+source/apport/2.14.1-0ubuntu3.25