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Vendor

GlavSoft

6 known vulnerabilities.

GlavSoft at a glance

Last 12 months
5
Critical · all time
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6 results · Feed

  • High 7.8

    DLL search order hijacking via screenhooks libraries in TightVNC Server

    An uncontrolled search path element vulnerability in GlavSoft TightVNC Server for Windows before 2.8.88 allows a local authenticated user to execute arbitrary code with SYSTEM privileges. DynamicLibrary::init() (and ThemeLib) load screenhooks32.dll / screenho…

  • Medium 6.1

    Integer underflow in TightVNC Server cursor shape trimming leads to out-of-bounds read

    An integer underflow in WinCursorShapeUtils::trimTransparent() in GlavSoft TightVNC Server for Windows before 2.8.88 allows a local authenticated user to crash the server, and potentially read out-of-bounds memory, by causing a cursor shape with a width or he…

  • Medium 5.9

    NULL pointer dereference in TightVNC Server Win8ScreenDriver after failed DXGI re-initialization

    A NULL pointer dereference vulnerability in the Win8ScreenDriver component of GlavSoft TightVNC Server for Windows before 2.8.88 allows an attacker to crash the server, causing a denial of service. When re-initialization of the DXGI Desktop Duplication driver…

  • High 7.8

    World-accessible IPC shared memory with predictable name in TightVNC Server

    Incorrect permission assignment in GlavSoft TightVNC Server for Windows before 2.8.88 allows a local authenticated user to read or overwrite the inter-process communication handles used between the TightVNC service and its desktop server process. The named sh…

  • High 7.1

    Out-of-bounds read in TightVNC Viewer ZRLE palette decoding

    An out-of-bounds read vulnerability in the ZRLE decoder of GlavSoft TightVNC Viewer for Windows before 2.8.88 allows a malicious or compromised VNC server to read heap memory beyond the palette allocation and crash the viewer by sending ZRLE-encoded tiles who…

  • Unscored —

    Buffer Overflow in tvnviewer.exe via Crafted Packet in TightVNC Viewer 2.8.59

    Buffer Overflow vulnerability in tvnviewer.exe of TightVNC Viewer allows a remote attacker to execute arbitrary instructions via a crafted FramebufferUpdate packet from a VNC server.