Microsoft IIS 3.0/4.0 ASP showfile.asp FileSystemObject privileges management

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

Summaryinfo

A vulnerability was found in Microsoft IIS 3.0/4.0. It has been declared as critical. This impacts the function FileSystemObject of the file showfile.asp of the component ASP Handler. The manipulation results in privileges management. This vulnerability is identified as CVE-1999-1375. Additionally, an exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Microsoft IIS 3.0/4.0 (Web Server). It has been classified as critical. Affected is the function FileSystemObject of the file showfile.asp of the component ASP Handler. The manipulation with an unknown input leads to a privileges management vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality. CVE summarizes:

FileSystemObject (FSO) in the showfile.asp Active Server Page (ASP) allows remote attackers to read arbitrary files by specifying the name in the file parameter.

The issue has been introduced in 05/15/1997. The weakness was released 02/11/1999 by Gary Geisbert as not defined posting (NTBugtraq). The advisory is shared for download at securityfocus.com. This vulnerability is traded as CVE-1999-1375. 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 public exploit are known. The MITRE ATT&CK project declares the attack technique as T1068.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 637 days. During that time the estimated underground price was around $25k-$100k. By approaching the search of inurl:showfile.asp it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 5.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (19194) and SecurityFocus (BID 230†). Entry connected to this vulnerability is available at VDB-14492. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Version

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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

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: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: IIS 5.0

Timelineinfo

05/15/1997 🔍
02/11/1999 +637 days 🔍
02/11/1999 +0 days 🔍
02/11/1999 +0 days 🔍
06/20/2014 +5608 days 🔍
12/08/2024 +3824 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: securityfocus.com⛔
Researcher: Gary Geisbert
Status: Confirmed

CVE: CVE-1999-1375 (🔍)
GCVE (CVE): GCVE-0-1999-1375
GCVE (VulDB): GCVE-100-14496
SecurityFocus: 230 - NT Using ASP And FSO To Read Server Files Vulnerability

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

Entryinfo

Created: 06/20/2014 16:40
Updated: 12/08/2024 10:04
Changes: 06/20/2014 16:40 (53), 08/21/2017 08:53 (6), 12/08/2024 10:04 (27)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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