missing sanity check in xen block backend driver

The Xen hypervisor block backend driver for Linux kernel 2.6.18, when running on a 64-bit host with a 32-bit paravirtualized guest, allows local privileged users in the guest OS to cause a denial of service host OS crash via a request that specifies a large number of blocks...

policyd-weight: Insecure temporary file creation

Background policyd-weight is a Perl policy daemon for the Postfix MTA intended to eliminate forged envelope senders and HELOs. Description Chris Howells reported that policyd-weight creates and uses the "/tmp/.policyd-weight/" directory in an insecure manner. Impact A local attacker could exploit...

SA-2008-021 - Live - Cross site request forgery

The contributed module Live provides previews of content items while typing them. Live is vulnerable to a cross site request forgery which may lead to execution of PHP code when an authenticated, privileged user visits a malicious site. Versions affected Live for Drupal 5.x before Live 5.x-0.1...

Debian Security Advisory DSA 946-1 (sudo)

The remote host is missing an update to sudo announced via advisory DSA 946-1. It has been discovered that sudo, a privileged program, that provides limited super user privileges to specific users, passes several environment variables to the program that runs with elevated privileges. In the case...

Debian Security Advisory DSA 946-1 (sudo)

The remote host is missing an update to sudo announced via advisory DSA 946-1. It has been discovered that sudo, a privileged program, that provides limited super user privileges to specific users, passes several environment variables to the program that runs with elevated privileges. In the case...

Debian DSA-1450-1 : util-linux - programming error

It was discovered that util-linux, miscellaneous system utilities, didn't drop privileged user and group permissions in the correct order in the mount and umount commands. This could potentially allow a local user to gain additional privileges. %NASLMINLEVEL 70300 C Tenable Network Security, Inc...

Windows平台的Cisco VPN客户端多个本地权限提升漏洞

BUGTRAQ ID: 25332 Cisco VPN客户端允许用户创建到支持Cisco VPN设备的IPSec VPN隧道。 Microsoft Windows的Cisco VPN客户端中存在两个漏洞，允许本地非特权用户提升权限。 1. 通过Microsoft Windows拨号网络接口的本地权限提升 非特权用户可以通过启用Start Before Logon（SBL）功能并配置VPN配置使用Microsoft拨号网络接口将权限提升到LocalSystem帐号用户的权限。如果同时启用并配置了这两个设置，就可以在Windows登录窗口中使用Cisco...

Microsoft Windows GDI Metafiles AttemptWrite Remote Code Execution Vulnerability

Description Microsoft Windows is prone to a remote code-execution vulnerability because it fails to properly bounds-check user-supplied metafile data. Successfully exploiting this issue allows remote attackers to execute arbitrary machine code in the context of users viewing malicious files. This...

Microsoft Windows Media Player Remote Skin Decompression Code Execution Vulnerability

Description Microsoft Windows Media Player is prone to a remote code-execution vulnerability when handling specially crafted compressed skin files. Attackers exploit this issue by coercing unsuspecting users to download and open Windows Media Player skin files WMZ or WMD files. Successful exploit...

Sun Solaris IP实现远程拒绝服务漏洞

Solaris是一款由Sun开发和维护的商业性质UNIX操作系统。 Solaris 8/9的IP实现上存在安全漏洞，远程非特权用户可能利用此漏洞通过发送特制IP报文降低联网Solaris系统的性能。 Solaris系统上可见大量的伪造IP碎片和/或大量的IP碎片重组失败。例如，运行以下命令： % /usr/bin/netstat -s | /usr/bin/egrep 'ReasmDuplicates|ReasmFails' 可能显示很高的ipv6ReasmDuplicates和ipv6ReasmFails计数器值。 此外，单处理器的Solaris...

Trend Micro ServerProtect SPNTSVC.EXE Multiple Stack Buffer Overflow Vulnerabilities

Description Trend Micro ServerProtect is prone to multiple remote stack-based buffer-overflow vulnerabilities because the application fails to properly bounds-check user-supplied input before copying it to an insufficiently sized memory buffer. Exploiting these issues allows attackers to execute...

GLSA-200701-19 : OpenLDAP: Insecure usage of /tmp during installation

The remote host is affected by the vulnerability described in GLSA-200701-19 OpenLDAP: Insecure usage of /tmp during installation Tavis Ormandy of the Gentoo Linux Security Team has discovered that the file gencert.sh distributed with the Gentoo ebuild for OpenLDAP does not exit upon the existenc...

OpenLDAP: Insecure usage of /tmp during installation

Background OpenLDAP Software is an open source implementation of the Lightweight Directory Access Protocol. Description Tavis Ormandy of the Gentoo Linux Security Team has discovered that the file gencert.sh distributed with the Gentoo ebuild for OpenLDAP does not exit upon the existence of a...

Gene6 FTP Server本地权限提升漏洞

Gene6 FTP Server是一款非常流行的Microsoft Windows平台的FTP Server。 默认安装后，本地的非特权用户可以修改Gene6 FTP Server的设置，例如添加新的SITE命令。由于Gene6 FTP Server是以SYSTEM权限运行的，因此攻击者可以轻易的提升权限。 Gene6 G6 FTP Server http://marc.theaimsgroup.com 1. 以非特权用户的身份登陆。 2. 打开Gene6 FTP Server控制台，添加FTP用户帐号，如“test” 3. 对FTP...

SYM06-16 Symantec NetBackup PureDisk Remote Office Edition Elevation of Privilege

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 Symantec Security Advisory SYM06-015 16 August 2006 Symantec NetBackup PureDisk: Non-Privileged User Authentication Bypass Elevation of Privilege Revision History None Severity Medium highly dependent on network configuration Remote Access Yes Local...

Microsoft ASP.NET Application Folder Information Disclosure Vulnerability

Description ASP.NET is prone to an information-disclosure vulnerability. This issue is due to a failure in the applications to properly validate user-supplied input. An attacker can exploit this issue to retrieve potentially sensitive information. Information retrieved may aid in further attacks...

IRM 014: Sygate Protection Agent 5.0 vulnerability - A low privileged user can disable the security agent

---------------------------------------------------------------------- IRM Security Advisory No. 014 Sygate Protection Agent 5.0 vulnerability - A low privileged user can disable the security agent Vulnerablity Type / Importance: Security Protection Bypass / High Problem discovered: November 23rd...

Microsoft Windows XP20002003 - Keyboard Event Privilege Escalation

Microsoft Windows XP20002003 - Keyboard Event Privilege Escalation // source: https://www.securityfocus.com/bid/14743/info Microsoft Windows is prone to a privilege escalation weakness. This issue is due to a design error when desktop applications handle keyboard events sent through the keybdeven...

[Full-disclosure] PeanutHull Local Privilege Escalation Vulnerability

PeanutHull Local Privilege Escalation Vulnerability by Sowhat EN: http://secway.org/advisory/AD20050720EN.txt CN: http://secway.org/advisory/AD20050720CN.txt Product Affected: PeanutHull = 3.0 Beta 5 Overview: Oray Inc. is the world's biggest DDNS Dynamic Domain Name Service Provider According to...

[SECURITY] [DSA 735-2] New sudo packages fix pathname validation race

------------------------------------------------------------------------ Debian Security Advisory DSA 735-2 [email protected] http://www.debian.org/security/ Michael Stone July 07, 2005 http://www.debian.org/security/faq - ------------------------------------------------------------------------...