MS01-009: Malformed PPTP Packet Stream Remote DoS (283001)

The hotfix for the 'Malformed PPTP Packet Stream' problem has not been applied. This hotfix corrects a memory leak in Windows NT PPTP implementation that could cause it to use all the resources of the remote host. An attacker could use this flaw by sending malformed PPTP packets to the remote hos...

def-2001-07: Watchguard Firebox II PPTP DoS

====================================================================== Defcom Labs Advisory def-2001-07 Watchguard Firebox II PPTP DoS Author: Andreas Sandor [email protected] Release Date: 2001-02-14 ======================================================================...

Microsoft Security Bulletin MS01-009

The following is a Security Bulletin from the Microsoft Product Security Notification Service. Please do not reply to this message, as it was sent from an unattended mailbox. -----BEGIN PGP SIGNED MESSAGE----- - ---------------------------------------------------------------------- Title: Patch...

Microsoft Windows NT PPTP DoS Vulnerability

Description A remote attacker could cause a denial of service condition in Windows NT. Submitting multiple maliciously crafted packets to the PPTP services will cause the consumption of all available system resources. Technologies Affected Microsoft Windows NT 4.0 Microsoft Windows NT Enterprise...

CVE-1999-0140

Denial of service in RAS/PPTP on NT systems...

CVE-1999-0140

CVE-1999-0140 corresponds to a denial of service in RAS/PPTP on NT systems. The connected security entries indicate a remote DoS vector exploiting PPTP control traffic: an attacker can crash the PPTP server by connecting to TCP/1723 and sending malformed data (garbage) followed by a Ctrl-D. This ...

Microsoft Windows PPTP Server Malformed Control Packet Remote DoS (179107)

We could make the remote PPTP host crash by telnetting to port 1723, and sending garbage followed by the character ^D. control-d. An attacker may use this flaw to deny service. C Tenable Network Security, Inc. include"compat.inc"; if description scriptid10313; scriptversion"1.27";...

nt4+sp4+ras.pptp.DoS.txt

Possible DOS in WinNT RAS PPTP Simon Helson [email protected] Tue, 27 Apr 1999 09:29:06 -0700 Please excuse if this has been posted before, I did a quick search of the archives and found nothing This hasn't been sent to MS, as I don't know an email address to send it to, Aleph, if you find it...

pptp.revisited.txt

Date: Sat, 13 Feb 1999 11:28:40 -0800 From: [email protected] To: [email protected] Subject: PPTP Revisited The following text is in the "iso-8859-1" character set. Your display is set for the "US-ASCII" character set. Some characters may be displayed incorrectly. Lots of people have aske...

CVE-1999-0140

Denial of service in RAS/PPTP on NT systems...

Microsoft NT 4.0 RAS/PPTP - Malformed Control Packet Denial of Service

source: https://www.securityfocus.com/bid/2111/info Quoted from a Microsoft FAQ, "Point-to-Point-Tunneling Protocol PPTP is a new networking technology that supports multiprotocol virtual private networks VPN, enabling remote users to access corporate networks securely across the Microsoft Window...

Security Update for Windows 2000 (329834)

This update resolves the "Unchecked Buffer in PPTP Implementation Could Enable Denial of Service" security vulnerability in Windows 2000. Download now to help prevent an attacker from disrupting service on a server that offers private networking and uses the PPTP protocol...

Security Update for Windows XP (329834)

This update resolves the "Unchecked Buffer in PPTP Implementation Could Enable Denial of Service" security vulnerability in Windows XP and Windows XP Service Pack 1 SP1. Download now to help prevent an attacker from disrupting service on a server that offers private networking and uses the PPTP...