Microsoft IIS 4.0 File Name Long File Name privileges management

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Microsoft IIS 4.0 and classified as critical. Impacted is an unknown function of the component File Name Handler. Executing a manipulation as part of Long File Name can lead to privileges management. The identification of this vulnerability is CVE-1999-0012. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Microsoft IIS 4.0 (Web Server). It has been declared as critical. This vulnerability affects an unknown code of the component File Name Handler. The manipulation as part of a Long File Name 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:

Some web servers under Microsoft Windows allow remote attackers to bypass access restrictions for files with long file names.

The weakness was shared 02/06/1998. This vulnerability was named CVE-1999-0012. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

Upgrading to version 5.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (709), SecurityFocus (BID 582†) and Vulnerability Center (SBV-543†). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

  • Microsoft IIS 4.0
  • Microsoft Personal Web Server 4.0
  • Netscape Enterprise Server 3.0
  • Netscape Fasttrack Server 2.01/3.01

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.0

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

ADP CISA Base Score: 7.0
ADP CISA Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: IIS 5.0
ISS Proventia IPS: 🔍

Timelineinfo

02/06/1998 🔍
02/06/1998 +0 days 🔍
02/06/1998 +0 days 🔍
08/16/1999 +556 days 🔍
12/29/2002 +1231 days 🔍
06/18/2014 +4189 days 🔍
04/17/2026 +4321 days 🔍

Sourcesinfo

Vendor: microsoft.com

Status: Confirmed

CVE: CVE-1999-0012 (🔍)
GCVE (CVE): GCVE-0-1999-0012
GCVE (VulDB): GCVE-100-14074
X-Force: 709
SecurityFocus: 582 - Microsoft IIS And PWS 8.3 Directory Name Vulnerability
Vulnerability Center: 543 - Web Server file access restrictions bypass, Medium

Entryinfo

Created: 06/18/2014 23:52
Updated: 04/17/2026 07:57
Changes: 06/18/2014 23:52 (58), 05/07/2019 10:51 (2), 04/09/2025 21:53 (18), 04/17/2026 07:57 (11)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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