CVE-2006-3325: Id Software Quake 3 Engine

Medium severity, CVSS 5.0. EPSS: 4.8% chance of exploitation in the next 30 days.

client/cl_parse.c in the id3 Quake 3 Engine 1.32c and the Icculus Quake 3 Engine (ioquake3) revision 810 and earlier allows remote malicious servers to overwrite arbitrary write-protected cvars variables on the client, such as cl_allowdownload for Automatic Downloading and fs_homepath for the quake3 path, via a string of cvar names and values sent from the server. NOTE: this can be combined with another vulnerability to overwrite arbitrary files.

Affected products

• Id Software Quake 3 Engine: any version; version 1.32b only; version 1.32c only; version icculus_803 only; version icculus_804 only; version icculus_805 only; …

Published 2006-06-30. Last modified 2026-06-16.