GLSA-201402-12 : PAM S/Key: Information disclosure

The remote host is affected by the vulnerability described in GLSA-201402-12 PAM S/Key: Information disclosure Ulrich Mller reported that a Gentoo patch to PAM S/Key does not remove credentials provided by the user from memory. Impact : A local attacker with privileged access could inspect a memo...

PAM S/Key: Information disclosure

Background PAM S/Key is a pluggable authentication module for the OpenBSD Single-key Password system. Description Ulrich Müller reported that a Gentoo patch to PAM S/Key does not remove credentials provided by the user from memory. Impact A local attacker with privileged access could inspect a...

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...

S/Key和OPIE数据库漏洞

在使用S/Key或OPIE认证的服务器上存在一个安全漏洞。这个漏洞允许本地用户获得对S/Key或OPIE数据库的访问权。 S/Key是使用一次性口令技术的认证机制。系统管理员可以进行配置，使用户能够通过S/Key认证访问使用login8的任何服务，如Telnet和FTP。制定认证类型的配置文件是/etc/login.conf。 为了配置一个用户能够使用S/Key，管理员或该用户（如果程序是suid root）首先必须使用skeyinit（或keyinit）程序。这个程序初始化S/Key数据库（/etc/skeykeys）中的用户入口项。这个数据库文件包含输入S/Key口令时需要比较的信息...

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...

CVE-2007-2243

OpenSSH 4.6 and earlier, when ChallengeResponseAuthentication is enabled, allows remote attackers to determine the existence of user accounts by attempting to authenticate via S/KEY, which displays a different response if the user account exists, a similar issue to CVE-2001-1483...

Design/Logic Flaw

OpenSSH 4.6 and earlier, when ChallengeResponseAuthentication is enabled, allows remote attackers to determine the existence of user accounts by attempting to authenticate via S/KEY, which displays a different response if the user account exists, a similar issue to CVE-2001-1483...

Improper Authentication

Overview Affected versions of this package are vulnerable to Improper Authentication. OpenSSH 4.6 and earlier, when ChallengeResponseAuthentication is enabled, allows remote attackers to determine the existence of user accounts by attempting to authenticate via S/KEY, which displays a different...

DEBIAN-CVE-2007-2243

OpenSSH 4.6 and earlier, when ChallengeResponseAuthentication is enabled, allows remote attackers to determine the existence of user accounts by attempting to authenticate via S/KEY, which displays a different response if the user account exists, a similar issue to CVE-2001-1483...

CVE-2007-2243

OpenSSH 4.6 and earlier, when ChallengeResponseAuthentication is enabled, allows remote attackers to determine the existence of user accounts by attempting to authenticate via S/KEY, which displays a different response if the user account exists, a similar issue to CVE-2001-1483...

CVE-2007-2243

OpenSSH 4.6 and earlier, when ChallengeResponseAuthentication is enabled, allows remote attackers to determine the existence of user accounts by attempting to authenticate via S/KEY, which displays a different response if the user account exists, a similar issue to CVE-2001-1483...

CVE-2007-2243

OpenSSH 4.6 and earlier, when ChallengeResponseAuthentication is enabled, allows remote attackers to determine the existence of user accounts by attempting to authenticate via S/KEY, which displays a different response if the user account exists, a similar issue to CVE-2001-1483...

OpenSSH S/Key远程信息泄露漏洞

OpenSSH是一款流行的加密安全shell应用实现。 在使用S/KEY的情况下OpenSSH存在信息泄露问题，远程攻击者可以利用漏洞获得系统帐户的敏感信息。 如果"ChallengeResponseAuthentication"设置为"Yes"默认设置，SH允许用户通过使用'ssh userid:skey at hostname'形式的S/KEY登录，一般的SSH行为如： =============================================================================== alucard $ ssh user at...

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...

[Full-disclosure] OpenSSH - System Account Enumeration if S/Key is used

Note to the Moderator: Sorry I send ya a Beta in the first mail : / / / / / / / / / / / / / // / / / / / / / / / // / / / // // / / / / / // ///// // // // Helith - 0815 -------------------------------------------------------------------------------- Author: Rembrandt Date: Known since somewhere ...

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-2001-1463

The remote administration client for RhinoSoft Serv-U 3.0 sends the user password in plaintext even when S/KEY One-Time Password OTP authentication is enabled, which allows remote attackers to sniff passwords...