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.

Upgrading to version Server 2003 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (193) and Tenable (50686). Entries connected to this vulnerability are available at 13824, 13823, 13819 and 13818.

Productinfo

Type

• Operating System

Vendor

• Microsoft

Name

• Windows

Version

• 2000
• NT 4.0

License

• commercial

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