National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2000-0457 Detail

Description

ISM.DLL in IIS 4.0 and 5.0 allows remote attackers to read file contents by requesting the file and appending a large number of encoded spaces (%20) and terminated with a .htr extension, aka the ".HTR File Fragment Reading" or "File Fragment Reading via .HTR" vulnerability.

Source:  MITRE      Last Modified:  05/11/2000

Quick Info

CVE Dictionary Entry:
CVE-2000-0457
Original release date:
05/11/2000
Last revised:
10/09/2017
Source:
US-CERT/NIST

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score:
7.5 HIGH
Vector:
(AV:N/AC:L/Au:N/C:P/I:P/A:P) (legend)
Impact Subscore:
6.4
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector:
Network exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Provides unauthorized access, Allows partial confidentiality, integrity, and availability violation; Allows unauthorized disclosure of information; Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://marc.info/?l=bugtraq&m=95810120719608&w=2 External Source BUGTRAQ 20000511 Alert: IIS ism.dll exposes file contents
http://www.microsoft.com/technet/security/bulletin/ms00-031.mspx External Source MS MS00-031
http://www.securityfocus.com/bid/1193 External Source BID 1193
https://exchange.xforce.ibmcloud.com/vulnerabilities/4448 External Source XF iis-ism-file-access(4448)

Technical Details

Vulnerability Type (View All)

Change History 4 change records found - show changes