Linux Kernel 2.2.10/2.2.12/2.2.14 IP Masquerading UDP Packet privileges management

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Linux Kernel 2.2.10/2.2.12/2.2.14. Affected by this issue is some unknown functionality of the component IP Masquerading Handler. Executing a manipulation as part of UDP Packet can lead to privileges management. This vulnerability is tracked as CVE-2000-0289. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in Linux Kernel 2.2.10/2.2.12/2.2.14 (Operating System) and classified as critical. This vulnerability affects an unknown code block of the component IP Masquerading Handler. The manipulation as part of a UDP Packet leads to a privileges management vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality. CVE summarizes:

IP masquerading in Linux 2.2.x allows remote attackers to route UDP packets through the internal interface by modifying the external source IP address and port number to match those of an established connection.

The bug was discovered 03/27/2000. The weakness was disclosed 03/27/2000 by H D Moore (Website). The advisory is shared for download at securityfocus.com. This vulnerability was named CVE-2000-0289. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 82027 (Multiple Linux Vendor 2.2.x Kernel IP Masquerading Vulnerabilities).

Upgrading eliminates this vulnerability. Attack attempts may be identified with Snort ID 1187.

The vulnerability is also documented in the databases at X-Force (4504), SecurityFocus (BID 1078†), OSVDB (1266†) and Vulnerability Center (SBV-7121†). Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

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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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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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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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Snort ID: 1187
Snort Message: SERVER-WEBAPP SalesLogix Eviewer web command attempt
Snort Class: 🔍

Timelineinfo

03/27/2000 🔍
03/27/2000 +0 days 🔍
03/27/2000 +0 days 🔍
03/27/2000 +0 days 🔍
03/27/2000 +0 days 🔍
02/21/2005 +1792 days 🔍
06/23/2014 +3409 days 🔍
10/17/2025 +4134 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: securityfocus.com⛔
Researcher: H D Moore
Status: Confirmed

CVE: CVE-2000-0289 (🔍)
GCVE (CVE): GCVE-0-2000-0289
GCVE (VulDB): GCVE-100-15412
X-Force: 4504
SecurityFocus: 1078 - Multiple Linux Vendor 2.2.x Kernel IP Masquerading Vulnerabilities
OSVDB: 1266 - Multiple Linux Distributions, Bypass of Ipchains Filter Rules
Vulnerability Center: 7121 - Linux Kernel 2.2.x Allows Routing UDP Packets via IP Masquerading, Medium

Entryinfo

Created: 06/24/2014 00:54
Updated: 10/17/2025 18:26
Changes: 06/24/2014 00:54 (64), 06/02/2019 22:56 (3), 10/17/2025 18:26 (20)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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