Remote Code Execution via Cross Site Request Forgery in InternetCube and YunoHost

computer web security yunohost

How I found remote code execution vulnerabilities via CSRF on the administration interfaces of InternetCube applications and of the YunoHost administration interface which would have been used to execute arbitrary code as root. These vulnerabilities were fixed in YunoHost 3.3, OpenVPN Client app 1.3.0. and YunoHost 3.4.

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More example of argument and shell command injections in browser invocation

computer unix debian security shell

In the previous episode, I talked about some argument and shell command injections vulnerabilities through URIs passed to browsers. Here I'm checkig some other CVEs which were registered at the same time.

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Argument and shell command injections in browser invocation

computer unix debian security shell

While reading the source of sensible-browser in order to understand how it was choosing which browser to call (and how I could tweak this choice), I found an argument injection vulnerability when handling the BROWSER environment variable. This lead me (and others) to a a few other argument and shell command injection vulnerabilities in BROWSER processing and browser invocation in general.

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