The vncserver wrapper for vnc before 3.3.3r2-21 uses the rand() function instead of srand(), which causes vncserver to generate weak cookies.
| Software | From | Fixed in |
|---|---|---|
| att / vnc | 3.3.5 | 3.3.5.x |
| tightvnc / tightvnc | 1.2.4 | 1.2.4.x |
| tightvnc / tightvnc | 1.2.0 | 1.2.0.x |
| att / vnc | 3.3.4 | 3.3.4.x |
| tightvnc / tightvnc | 1.2.1 | 1.2.1.x |
| att / vnc | 3.3.3r2 | 3.3.3r2.x |
| tightvnc / tightvnc | 1.2.3 | 1.2.3.x |
| att / vnc | 3.3.3 | 3.3.3.x |
| tightvnc / tightvnc | 1.2.2 | 1.2.2.x |
| tightvnc / tightvnc | 1.2.5 | 1.2.5.x |
| att / vnc | 3.3.6 | 3.3.6.x |