Microsoft Windows NT 4.0/2000 Terminal Server denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.8$0-$5k0.00

A vulnerability was found in Microsoft Windows NT 4.0/2000 (Operating System). It has been classified as problematic. This affects an unknown functionality of the component Terminal Server. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

Terminal Server in Windows NT and Windows 2000 allows remote attackers to cause a denial of service via a sequence of invalid Remote Desktop Protocol (RDP) packets.

The weakness was published 12/06/2001 by Martin with Microsoft as MS01-052 as confirmed bulletin (Technet). It is possible to read the advisory at microsoft.com. This vulnerability is uniquely identified as CVE-2001-0663. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available.

The exploit is shared for download at securityfocus.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k.

Applying the patch MS01-052 is able to eliminate this problem. The bugfix is ready for download at microsoft.com. Attack attempts may be identified with Snort ID 1447.

The vulnerability is also documented in the vulnerability database at X-Force (7302).

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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Exploitinginfo

Class: Denial of service
CWE: CWE-404
ATT&CK: T1499

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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EPSS Percentile: 🔍

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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: MS01-052

Snort ID: 1447
Snort Message: POLICY-OTHER Microsoft Windows Terminal server RDP attempt
Snort Class: 🔍
McAfee IPS: 🔍
McAfee IPS Version: 🔍

SourceFire IPS: 🔍

Timelineinfo

10/18/2001 🔍
10/18/2001 +0 days 🔍
12/06/2001 +49 days 🔍
12/06/2001 +0 days 🔍
02/05/2003 +426 days 🔍
07/10/2014 +4173 days 🔍
05/09/2019 +1763 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS01-052
Researcher: Martin
Organization: Microsoft
Status: Confirmed

CVE: CVE-2001-0663 (🔍)
X-Force: 7302 - Microsoft Windows NT and 2000 Terminal Server malformed RDP packet series denial of service
Vulnerability Center: 832 - [MS01-052] Microsoft Windows Terminal Server Service RDP DoS Vulnerability, High
SecurityFocus: 3445 - Microsoft Windows 2000/NT Terminal Server Service RDP DoS Vulnerability

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 07/10/2014 16:57
Updated: 05/09/2019 00:35
Changes: 07/10/2014 16:57 (74), 05/09/2019 00:35 (1)
Complete: 🔍

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