Software Properties could be made to manipulate the display.
Software Description:
- software-properties: manage the repositories that you install software from
Details:
USN-4457-1 fixed a vulnerability in Software. This update provides
the corresponding update for Ubuntu 14.04 ESM.
Original advisory details:
Jason A. Donenfeld discovered that Software Properties incorrectly filtered
certain escape sequences when displaying PPA descriptions. If a user were
tricked into adding an arbitrary PPA, a remote attacker could possibly
manipulate the screen.
The problem can be corrected by updating your system to the following package versions: Ubuntu 14.04 ESM: python-software-properties 0.92.37.8ubuntu0.1~esm1 python3-software-properties 0.92.37.8ubuntu0.1~esm1 software-properties-common 0.92.37.8ubuntu0.1~esm1 In general, a standard system update will make all the necessary changes.
https://ubuntu.com/security/notices/USN-4457-2
https://ubuntu.com/security/notices/USN-4457-1
CVE-2020-15709
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