Microsoft IIS 5.0 Server Side Includes SSINC.DLL memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability, which was classified as critical, was found in Microsoft IIS 5.0 (Web Server). Affected is an unknown function in the library SSINC.DLL of the component Server Side Includes. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability.

The bug was discovered 05/28/2003. The weakness was shared 05/28/2003 by Ren Guang Yuan with NSFOCUS Security as MS03-018 as confirmed bulletin (Technet). The advisory is shared for download at This vulnerability is traded as CVE-2003-0224 since 04/30/2003. The attack needs to approached within the local network. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 1196 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 11683 (MS03-018: Cumulative Patch for Internet Information Services (11114)), 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 commercial vulnerability scanner Qualys is able to test this issue with plugin 86594 (Microsoft IIS Cumulative Patch Missing (MS03-018)).

Applying the patch MS03-018 is able to eliminate this problem. The bugfix is ready for download at A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (13116) and Tenable (11683). Further details are available at The entries 15, 83, 86 and 85 are related to this item.







CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.0
VulDB Temp Score: 4.8
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Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Partially

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Status: Not defined

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Nessus ID: 11683
Nessus Name: MS03-018: Cumulative Patch for Internet Information Services (11114)
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OpenVAS ID: 101017
OpenVAS Name: Microsoft MS03-018 security check
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Threat Intelligenceinfo

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Recommended: Patch
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Patch: MS03-018


02/17/2000 🔍
04/30/2003 +1168 days 🔍
05/28/2003 +28 days 🔍
05/28/2003 +0 days 🔍
05/28/2003 +0 days 🔍
05/28/2003 +0 days 🔍
05/28/2003 +0 days 🔍
06/02/2003 +5 days 🔍
06/09/2003 +7 days 🔍
06/09/2003 +0 days 🔍
10/07/2003 +120 days 🔍
03/08/2021 +6362 days 🔍



Advisory: MS03-018
Researcher: Ren Guang Yuan
Organization: NSFOCUS Security
Status: Confirmed

CVE: CVE-2003-0224 (🔍)

X-Force: 13116
Vulnerability Center: 2233 - [MS03-018] Buffer overflow in IIS 5.0 Due to Improper Validation of Server-Side Include Request, Medium
SecurityFocus: 7734 - Microsoft IIS SSINC.DLL Server Side Includes Buffer Overflow Vulnerability
OSVDB: 4655 - Microsoft IIS Server-Side Include (SSI) long file name buffer overflow

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Created: 05/28/2003 02:00 AM
Updated: 03/08/2021 11:25 AM
Changes: 05/28/2003 02:00 AM (92), 06/25/2019 08:31 PM (4), 03/08/2021 11:25 AM (2)
Complete: 🔍


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