Microsoft Windows 95/98/98SE/ME NMPI Listener 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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5.1$0-$5k0.00

A vulnerability classified as problematic has been found in Microsoft Windows 95/98/98SE/ME (Operating System). This affects an unknown function of the component NMPI Listener. 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:

NMPI (Name Management Protocol on IPX) listener in Microsoft NWLink does not properly filter packets from a broadcast address, which allows remote attackers to cause a broadcast storm and flood the network.

The issue has been introduced in 08/24/1995. The weakness was released 12/19/2000 with Microsoft as MS00-073 as confirmed advisory (Website). It is possible to read the advisory at microsoft.com. This vulnerability is uniquely identified as CVE-2000-0980. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 1944 days. During that time the estimated underground price was around $25k-$100k.

Upgrading to version NT 4.0 or 2000 eliminates this vulnerability. Applying the patch MS00-073 is able to eliminate this problem. The bugfix is ready for download at microsoft.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at X-Force (5357). Entry connected to this vulnerability is available at 16190.

Productinfo

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Vendor

Name

Version

License

Support

  • end of life (old version)

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Windows NT 4.0/2000
Patch: MS00-073

Timelineinfo

08/24/1995 🔍
10/10/2000 +1874 days 🔍
12/19/2000 +70 days 🔍
12/19/2000 +0 days 🔍
12/19/2000 +0 days 🔍
04/29/2004 +1227 days 🔍
07/01/2014 +3715 days 🔍
05/21/2019 +1785 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS00-073
Organization: Microsoft
Status: Confirmed

CVE: CVE-2000-0980 (🔍)
X-Force: 5357 - Microsoft Windows 9x malformed NWLink NMPI packet denial of service
Vulnerability Center: 4221 - [MS00-073] Microsoft Windows NMPI Listener Improper Packet Filtering Enables Network Flooding, Medium
SecurityFocus: 1781 - Microsoft Windows 9x / Me IPX NMPI Packet DoS Vulnerability

scip Labs: https://www.scip.ch/en/?labs.20140213
See also: 🔍

Entryinfo

Created: 07/02/2014 00:54
Updated: 05/21/2019 11:41
Changes: 07/02/2014 00:54 (47), 05/21/2019 11:41 (22)
Complete: 🔍

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