Microsoft Windows 2000/XP PPTP Service memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Microsoft Windows 2000/XP. This impacts an unknown function of the component PPTP Service. This manipulation causes memory corruption. This vulnerability is registered as CVE-2002-1214. Remote exploitation of the attack is possible. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Microsoft Windows 2000/XP (Operating System). It has been declared as critical. Affected by this vulnerability is some unknown functionality of the component PPTP Service. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflow in Microsoft PPTP Service on Windows XP and Windows 2000 allows remote attackers to cause a denial of service (hang) and possibly execute arbitrary code via a certain PPTP packet with malformed control data.

The weakness was published 10/28/2002 as not defined posting (Bugtraq). The advisory is shared at online.securityfocus.com. This vulnerability is known as CVE-2002-1214. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

It is declared as highly functional. We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 11178 (MS02-063: Unchecked Buffer in PPTP Implementation Could Enable DOS Attacks (329834)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 38133 (Microsoft PPTP Server Buffer Overflow Vulnerability (MS02-063)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 days after the disclosure of the vulnerability. Attack attempts may be identified with Snort ID 2126.

The vulnerability is also documented in the databases at X-Force (10199), Tenable (11178), SecurityFocus (BID 5807†) and Vulnerability Center (SBV-1165†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Version

License

Support

  • end of life (old version)

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.9
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Highly functional

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 11178
Nessus Name: MS02-063: Unchecked Buffer in PPTP Implementation Could Enable DOS Attacks (329834)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 11178
OpenVAS Name: Unchecked Buffer in PPTP Implementation Could Enable DOS Attacks (Q329834)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

MetaSploit ID: ms02_063_pptp_dos.rb
MetaSploit Name: NTP.org ntpd Reserved Mode Denial of Service
MetaSploit File: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Snort ID: 2126
Snort Message: OS-WINDOWS Microsoft Windows PPTP Start Control Request buffer overflow attempt
Snort Class: 🔍
McAfee IPS: 🔍
McAfee IPS Version: 🔍

SourceFire IPS: 🔍
PaloAlto IPS: 🔍

Timelineinfo

09/26/2002 🔍
10/27/2002 +31 days 🔍
10/28/2002 +0 days 🔍
10/28/2002 +0 days 🔍
10/29/2002 +1 days 🔍
11/27/2002 +29 days 🔍
05/14/2003 +167 days 🔍
07/30/2014 +4095 days 🔍
09/07/2025 +4057 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: online.securityfocus.com⛔
Status: Confirmed

CVE: CVE-2002-1214 (🔍)
GCVE (CVE): GCVE-0-2002-1214
GCVE (VulDB): GCVE-100-19105
X-Force: 10199
SecurityFocus: 5807 - Microsoft PPTP Server Buffer Overflow Vulnerability
Vulnerability Center: 1165 - [MS02-063] Unchecked Buffer in PPTP Implementation Could Enable DOS Attacks, High

Entryinfo

Created: 07/30/2014 18:07
Updated: 09/07/2025 03:30
Changes: 07/30/2014 18:07 (68), 09/17/2018 07:10 (15), 09/07/2025 03:30 (19)
Complete: 🔍
Cache ID: 216:C74:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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