Microsoft Windows NT 4.0/2000 IP Forwarding privileges management

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability has been found in Microsoft Windows NT 4.0/2000 and classified as critical. Impacted is an unknown function of the component IP Forwarding Handler. Performing a manipulation results in privileges management. This vulnerability is identified as CVE-1999-0511. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Microsoft Windows NT 4.0/2000 (Operating System). It has been classified as critical. This affects an unknown part of the component IP Forwarding Handler. The manipulation with an unknown input leads to a privileges management vulnerability. CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

ip forwarding is enabled on a machine which is not a router or firewall.

The weakness was released 01/01/1997. This vulnerability is uniquely identified as CVE-1999-0511. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 50686 (IP Forwarding Enabled), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Firewalls and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 78027 (IP Forwarding Enabled (Deprecated)).

Upgrading to version Server 2003 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (193), Tenable (50686) and Vulnerability Center (SBV-1000†). Entries connected to this vulnerability are available at VDB-13824, VDB-13823, VDB-13819 and VDB-13818. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 50686
Nessus Name: IP Forwarding Enabled
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Windows Server 2003

Timelineinfo

01/01/1997 🔍
01/01/1997 +0 days 🔍
01/01/1997 +0 days 🔍
02/24/2003 +2245 days 🔍
11/23/2010 +2829 days 🔍
06/17/2014 +1302 days 🔍
10/26/2025 +4148 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Status: Confirmed

CVE: CVE-1999-0511 (🔍)
GCVE (CVE): GCVE-0-1999-0511
GCVE (VulDB): GCVE-100-13821
X-Force: 193
Vulnerability Center: 1000 - Windows NT/2000 IP Forwarding is Enabled, Info

See also: 🔍

Entryinfo

Created: 06/18/2014 00:15
Updated: 10/26/2025 00:35
Changes: 06/18/2014 00:15 (56), 06/21/2018 09:07 (6), 10/26/2025 00:35 (20)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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