========================================================================== Ubuntu Security Notice USN-4590-1 October 19, 2020 collabtive vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 16.04 LTS Summary: Collabtive could be made to run programs if it received specially crafted network traffic from an authenticated user. Software Description: - collabtive: Web-based project management software Details: It was discovered that Collabtive did not properly validate avatar image file uploads. An authenticated user could exploit this with a crafted file to cause Collabtive to execute arbitrary code. (CVE-2015-0258) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 16.04 LTS: collabtive 2.0+dfsg-6ubuntu1.1 In general, a standard system update will make all the necessary changes. References: https://usn.ubuntu.com/4590-1 CVE-2015-0258 Package Information: https://launchpad.net/ubuntu/+source/collabtive/2.0+dfsg-6ubuntu1.1