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Core Security Technologies Advisory - Vinagre is a VNC client for the GNOME Desktop. A format string error has been found on the 'vinagre_utils_show_error()' function that can be exploited via commands issued from a malicious server containing format string specifiers on the VNC name. In a web based attack scenario, the user would be required to connect to a malicious server. Successful exploitation would then allow the attacker to execute arbitrary code with the privileges of the Vinagre user. Proof of concept code included.Versions 2.24.1 and below are affected.

Core Security Technologies Advisory - Vinagre is a VNC client for the GNOME Desktop. A format string error has been found on the 'vinagre_utils_show_error()' function that can be exploited via commands issued from a malicious server containing format string specifiers on the VNC name. In a web based attack scenario, the user would be required to connect to a malicious server. Successful exploitation would then allow the attacker to execute arbitrary code with the privileges of the Vinagre user. Proof of concept code included.Versions 2.24.1 and below are affected.