Microsoft IIS 5.0 WebDAV PROPFIND denial of service

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Microsoft IIS 5.0. Affected by this issue is some unknown functionality of the component WebDAV. The manipulation of the argument PROPFIND results in denial of service. This vulnerability is known as CVE-2001-0508. Furthermore, an exploit is available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability classified as problematic has been found in Microsoft IIS 5.0 (Web Server). Affected is an unknown part of the component WebDAV. The manipulation of the argument PROPFIND with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. CVE summarizes:

Vulnerability in IIS 5.0 allows remote attackers to cause a denial of service (restart) via a long, invalid WebDAV request.

The bug was discovered 05/01/2001. The weakness was published 05/06/2001 by Georgi Guninski as MS01-044 as confirmed bulletin (Technet). The advisory is available at microsoft.com. This vulnerability is traded as CVE-2001-0508. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details and a exploit are known.

After immediately, there has been an exploit disclosed. The exploit is shared for download at guninski.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 444 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 10685 (Microsoft IIS ISAPI Filter Multiple Vulnerabilities (MS01-044)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Web Servers and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 86257 (Microsoft IIS 5.0 WebDAV Denial of Service (MS01-044)).

Applying the patch MS01-044 is able to eliminate this problem. The bugfix is ready for download at microsoft.com. A possible mitigation has been published 2 months after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 1604.

The vulnerability is also documented in the databases at X-Force (6982), Tenable (10685), SecurityFocus (BID 2690†), OSVDB (5606†) and Vulnerability Center (SBV-334†). Similar entries are available at VDB-17368, VDB-17369, VDB-17568 and VDB-17569. If you want to get best quality of vulnerability data, you may have to visit VulDB.

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: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 10685
Nessus Name: Microsoft IIS ISAPI Filter Multiple Vulnerabilities (MS01-044)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 10767
OpenVAS Name: Tests for Nimda Worm infected HTML files
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Exploit Delay Time: 🔍

Patch: MS01-044
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

ISS Proventia IPS: 🔍
PaloAlto IPS: 🔍

Timelineinfo

02/17/2000 🔍
05/01/2001 +439 days 🔍
05/06/2001 +5 days 🔍
05/06/2001 +0 days 🔍
05/06/2001 +0 days 🔍
06/18/2001 +43 days 🔍
06/19/2001 +1 days 🔍
09/20/2001 +93 days 🔍
09/20/2001 +0 days 🔍
12/11/2002 +447 days 🔍
04/09/2004 +484 days 🔍
07/09/2014 +3743 days 🔍
10/06/2025 +4107 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS01-044
Researcher: Georgi Guninski
Status: Confirmed

CVE: CVE-2001-0508 (🔍)
GCVE (CVE): GCVE-0-2001-0508
GCVE (VulDB): GCVE-100-17370
X-Force: 6982
SecurityFocus: 2690 - Microsoft IIS WebDAV 'Propfind' Server Restart Vulnerability
OSVDB: 5606 - Microsoft IIS WebDAV PROPFIND Request DoS
Vulnerability Center: 334 - [MS01-044] Specially-Crafted WebDAV Request in IIS 4,5 Enables DoS attacks, High

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 07/09/2014 12:23
Updated: 10/06/2025 06:55
Changes: 07/09/2014 12:23 (92), 05/06/2019 10:43 (1), 10/06/2025 06:55 (19)
Complete: 🔍
Cache ID: 216::103

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