CVE-2012-0920

Dropbear SSH Server 0.52–2012.54 is affected by a use-after-free (UAF) vulnerability when command restriction and public key authentication are enabled, exploitable by remote authenticated users via crafted command requests related to channels concurrency. Impact per sources includes arbitrary co...

Debian DSA-2456-1 : dropbear - use after free

Danny Fullerton discovered a use-after-free in the Dropbear SSH daemon, resulting in potential execution of arbitrary code. Exploitation is limited to users, who have been authenticated through public key authentication and for which command restrictions are in place. %NASLMINLEVEL 70300 C Tenabl...

[SECURITY] [DSA 2456-1] dropbear security update

------------------------------------------------------------------------- Debian Security Advisory DSA-2456-1 [email protected] http://www.debian.org/security/ Moritz Muehlenhoff April 23, 2012 http://www.debian.org/security/faq -...

OpenSSH S/KEY Authentication Account Enumeration

When OpenSSH has S/KEY authentication enabled, it is possible to remotely determine if an account configured for S/KEY authentication exists. Note that Nessus has not attempted to exploit the issue but has instead only checked if OpenSSH is running on the remote host. As a result, it will not...

Debian OpenSSL Predictable PRNG Bruteforce SSH Exploit to the exploit-vulnerability warning-the black bar safety net

From su bun's blog Very early on saw through this vulnerability, but since Y is a bruteforce, just don't be too concerned about yesterday and a friend chat to this vulnerability, look carefully at the next, hazard is still quite large, although the need for certain conditions before they can be...

Debian: Security Advisory (DSA-457)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2008 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...

Authentication flaw

Mozilla Firefox before 2.0.0.8 and SeaMonkey before 1.1.5, when running on Linux systems with gnome-vfs support, might allow remote attackers to read arbitrary files on SSH/sftp servers that accept key authentication by creating a web page on the target server, in which the web page contains URIs...

CVE-2007-5337

Mozilla Firefox before 2.0.0.8 and SeaMonkey before 1.1.5, when running on Linux systems with gnome-vfs support, might allow remote attackers to read arbitrary files on SSH/sftp servers that accept key authentication by creating a web page on the target server, in which the web page contains URIs...

CVE-2001-1585

CVE-2001-1585: OpenSSH 2.3.1 development snapshot (2001-01-18 to 2001-02-08) exposes a flaw in SSH protocol 2 public key authentication: it does not perform a challenge–response step to verify the client’s private key, allowing remote attackers to bypass authentication by using a public key from ...

CVE-2001-1585: Improper Authentication

SSH protocol 2 aka SSH-2 public key authentication in the development snapshot of OpenSSH 2.3.1, available from 2001-01-18 through 2001-02-08, does not perform a challenge-response step to ensure that the client has the proper private key, which allows remote attackers to bypass authentication as...

PT-2007-3578 · Openssh +2 · Openssh +2

Name of the Vulnerable Software and Affected Versions: OpenSSH versions 4.6 and earlier Description: The issue allows remote attackers to determine the existence of user accounts by attempting to authenticate via S/KEY. This is because S/KEY displays a different response if the user account exist...

OpenSSH s/key Weakness

/ / / / / / / / / / / / / // / / / / / / / / / // / / / // // / / / / / // ///// // // // Helith - 0815 -------------------------------------------------------------------------------- Author : Rembrandt Date : 2007-04-21 Affected Software: openssh propably other implementations as well Affected ...

OpenSSH account enumeration

S/Key is requested only for existing user account, if S/Key authentication is used...

wu-ftpd S/KEY authentication overflow

The remote Wu-FTPd server seems to be vulnerable to a remote overflow. This version contains a remote overflow if s/key support is enabled. The skeychallenge function fails to perform bounds checking on the name variable resulting in a buffer overflow. With a specially crafted request, an attacke...

wu-ftpd S/KEY authentication overflow

The remote Wu-FTPd server seems to be vulnerable to a remote overflow. SPDX-FileCopyrightText: 2004 David Maciejak 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 CPE =...

CVE-2005-2770

WRQ Reflection for Secure IT Windows Server 6.0 formerly known as F-Secure SSH server does not properly handle when the Windows Administrator or Guest accounts are renamed after SSH key authentication has been configured, which allows remote attackers to use the original names during login...

CVE-2005-2770

WRQ Reflection for Secure IT Windows Server 6.0 formerly known as F-Secure SSH server does not properly handle when the Windows Administrator or Guest accounts are renamed after SSH key authentication has been configured, which allows remote attackers to use the original names during login...

CVE-2005-2770: Undefined Security Weakness

WRQ Reflection for Secure IT Windows Server 6.0 formerly known as F-Secure SSH server does not properly handle when the Windows Administrator or Guest accounts are renamed after SSH key authentication has been configured, which allows remote attackers to use the original names during login...

Juniper NetScreen 5.0 - VPN Username Enumeration

Juniper NetScreen 5.0 - VPN Username Enumeration source: https://www.securityfocus.com/bid/14595/info The Juniper Netscreen VPN implementation will identify valid usernames in IKE aggressive mode, when pre-shared key authentication is used. This allows for attackers to obtain a list of valid VPN...

[Full-disclosure] Juniper Netscreen VPN Username Enumeration Vulnerability

Juniper Netscreen VPN Username Enumeration Vulnerability 1. Overview NTA Monitor has discovered a VPN username enumeration vulnerability in the Juniper Netscreen integrated Firewall/VPN products while performing a VPN security test for a customer. The vulnerability affects remote access VPNs know...