Microsoft Windows NT 4.0/2000 POSIX Subsystem memory corruption

CVSS Meta Temp Score
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6.0$0-$5k0.61

A vulnerability was found in Microsoft Windows NT 4.0/2000 (Operating System). It has been declared as critical. Affected by this vulnerability is an unknown function of the component POSIX Subsystem. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The POSIX component of Microsoft Windows NT and Windows 2000 allows local users to execute arbitrary code via certain parameters, possibly by modifying message length values and causing a buffer overflow.

The bug was discovered 07/13/2004. The weakness was presented 07/13/2004 by Rafal Wojtczuk with McAfee as MS04-020 as confirmed bulletin (Technet). It is possible to read the advisory at microsoft.com. This vulnerability is known as CVE-2004-0210 since 03/11/2004. The attack needs to approached within the local network. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available.

After 3 days, there has been an exploit disclosed. It is possible to download the exploit at k-otik.com. It is declared as highly functional. We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 13638 (MS04-020: Vulnerability in POSIX could allow code execution (841872)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins and running in the context l. The CISA Known Exploited Vulnerabilities Catalog lists this issue since 03/03/2022 with a due date of 03/24/2022:

Apply updates per vendor instructions.

Applying the patch MS04-020 is able to eliminate this problem. The bugfix is ready for download at microsoft.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (16590) and Tenable (13638). Additional details are provided at go.microsoft.com. See 761 for similar entry.

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CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
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CVSSv2info

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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Partially

Availability: 🔍
Access: Public
Status: Highly functional
Download: 🔍

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Nessus ID: 13638
Nessus Name: MS04-020: Vulnerability in POSIX could allow code execution (841872)
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Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Patch
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Patch: MS04-020

Timelineinfo

03/11/2004 🔍
07/13/2004 +124 days 🔍
07/13/2004 +0 days 🔍
07/13/2004 +0 days 🔍
07/13/2004 +0 days 🔍
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07/13/2004 +0 days 🔍
07/14/2004 +0 days 🔍
07/14/2004 +0 days 🔍
07/16/2004 +2 days 🔍
08/06/2004 +21 days 🔍
04/23/2024 +7200 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS04-020
Researcher: Rafal Wojtczuk
Organization: McAfee
Status: Confirmed

CVE: CVE-2004-0210 (🔍)
OVAL: 🔍

X-Force: 16590 - Microsoft Windows POSIX buffer overflow allows local attacker to gain privileges, High Risk
Vulnerability Center: 4726 - [MS04-020] POSIX Component of Microsoft Windows NT and Windows 2000 Allows Code Execution, High
SecuriTeam: securiteam.com
SecurityFocus: 10710 - Microsoft Windows POSIX Subsystem Buffer Overflow Local Privilege Escalation Vulnerability
Secunia: 12062 - Microsoft Windows POSIX Subsystem Privilege Escalation Vulnerability, Less Critical
OSVDB: 7800 - Microsoft Windows POSIX Subsystem Privilege Escalation

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

Created: 07/14/2004 12:59
Updated: 04/23/2024 06:32
Changes: 07/14/2004 12:59 (98), 06/28/2019 21:46 (2), 04/23/2024 06:32 (29)
Complete: 🔍

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