Microsoft IIS 3.0/4.0 Frontpage Server Extensions /_vti_bin/shtml.dll Username information disclosure

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Microsoft IIS 3.0/4.0. Affected is an unknown function in the library /_vti_bin/shtml.dll of the component Frontpage Server Extensions. The manipulation results in information disclosure (Username). This vulnerability is known as CVE-2000-0114. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as problematic has been found in Microsoft IIS 3.0/4.0 (Web Server). Affected is an unknown code block in the library /_vti_bin/shtml.dll of the component Frontpage Server Extensions. The manipulation with an unknown input leads to a information disclosure vulnerability (Username). CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. CVE summarizes:

Frontpage Server Extensions allows remote attackers to determine the name of the anonymous account via an RPC POST request to shtml.dll in the /_vti_bin/ virtual directory.

The issue has been introduced in 05/15/1997. The weakness was published 02/02/2000. This vulnerability is traded as CVE-2000-0114. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1592.

The vulnerability was handled as a non-public zero-day exploit for at least 829 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 10077 (Microsoft FrontPage Extensions Check), 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 10889 (Microsoft IIS FrontPage Discloses Anonymous Internet Account).

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (4001), Tenable (10077) and Vulnerability Center (SBV-777†). Once again VulDB remains the best source for vulnerability data.

Productinfo

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Vendor

Name

Version

License

Website

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

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

NVD Base Score: 🔍

Exploitinginfo

Name: Username
Class: Information disclosure / Username
CWE: CWE-200 / CWE-284 / 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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Nessus ID: 10077
Nessus Name: Microsoft FrontPage Extensions Check
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/15/1997 🔍
08/22/1999 +829 days 🔍
02/02/2000 +164 days 🔍
02/02/2000 +0 days 🔍
02/02/2000 +0 days 🔍
02/02/2003 +1096 days 🔍
06/23/2014 +4159 days 🔍
10/19/2025 +4136 days 🔍

Sourcesinfo

Vendor: microsoft.com

Status: Confirmed

CVE: CVE-2000-0114 (🔍)
GCVE (CVE): GCVE-0-2000-0114
GCVE (VulDB): GCVE-100-15300
X-Force: 4001
SecurityFocus: 1174
Vulnerability Center: 777 - Microsoft IIS with FrontPage Server Extensions Enables Information Gathering, Medium

Entryinfo

Created: 06/23/2014 17:06
Updated: 10/19/2025 20:05
Changes: 06/23/2014 17:06 (64), 06/23/2021 13:15 (3), 10/19/2025 20:05 (18)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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