CVE-2025-27457

All communication between the VNC server and clients is unencrypted. This allows an attacker to intercept the traffic and obtain sensitive data...

CVE-2025-27457 CVE-2025-27457

All communication between the VNC server and clients is unencrypted. This allows an attacker to intercept the traffic and obtain sensitive data...

VNC. RDP for all to see

TL;DR VNC still remains in some legacy environments due to legacy deployments and ease of use. Without proprietary extensions, VNC transmits data without encryption, making credential theft through packet sniffing possible. The captured challenge and response between a VNC client and server can...

SUSE: Security Advisory (SUSE-SU-2021:3125-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

SUSE-SU-2021:3125-1 Security update for gtk-vnc

This update for gtk-vnc fixes the following issues: - CVE-2017-5885: Correctly validate color map range indexes bsc1024268. - CVE-2017-5884: Fix bounds checking for RRE, hextile & copyrect encodings bsc1024266. - Fix crash when opening connection from a GSocketAddress bsc1046782. - Fix possible...

vnc security update

4.1.2-14.el53.1 - CVE-2008-4770...

Hydra: VNC

This plugin runs Hydra to find VNC passwords by brute force. To use this plugin, enter the 'Logins file' and the 'Passwords file' under the 'Hydra NASL wrappers options' advanced settings block. TRUSTED...

Moderate: Red Hat Security Advisory: vnc security update

Updated VNC packages are available to fix a weak cookie vulnerability. VNC is a tool for providing a remote graphical user interface. The VNC server acts as an X server, but the script for starting it generates an MIT X cookie which is used for X authentication without using a strong enough rando...

Moderate: Red Hat Security Advisory: : : : Updated VNC packages fix replay and cookie vulnerabilities

Updated VNC packages are available, fixing a challenge replay and a weak cookie vulnerability. Updated 10 July 2003 Added packages for Red Hat Linux on IBM iSeries and pSeries systems. VNC is a tool for providing a remote graphical user interface. Two vulnerabilities have been found in versions o...

Moderate: Red Hat Security Advisory: vnc security update

Updated VNC packages are available to fix a challenge replay attack that is present in the VNC server. VNC is a tool for providing a remote graphical user interface. The VNC DES authentication scheme is implemented using a challenge-response architecture, producing a random and different challeng...

Weak encryption in VNC

Duplicated challenges are generated during challenge-response authentication...