CVE-2000-0457

Current 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.

Basic Data

PublishedMay 11, 2000
Last ModifiedOctober 30, 2018
Assignercve@mitre.org
Data TypeCVE
Data FormatMITRE
Data Version4.0
Problem TypeNVD-CWE-Other
CVE Data Version4.0

Base Metric V2

CVSS 2 - Version2.0
CVSS 2 - Vector StringAV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS 2 - Access VectorNETWORK
CVSS 2 - Access ComplexityLOW
CVSS 2 - AuthenticationNONE
CVSS 2 - Confidentiality ImpactPARTIAL
CVSS 2 - Availability ImpactPARTIAL
CVSS 2 - Base Score7.5
SeverityHIGH
Exploitability Score10.0
Impact Score6.4
Obtain All Privilegefalse
Obtain User Privilegefalse
Obtain Other Privilegetrue

Base Metric V3

No data provided.

Configurations

  • OR - Configuration 1
    Cpe VersionPartVendorProductVersionUpdateEditionLanguageSW EditionTarget SWTarget HWOtherVersion Start IncludingVersion End IncludingVersion Start ExcludingVersion End Excluding
    2.3ApplicationMicrosoftInternet Information Server4.0*******
    2.3ApplicationMicrosoftInternet Information Services5.0*******

Vulnerable Software List

VendorProductVersions
Microsoft Internet Information Services 5.0
Microsoft Internet Information Server 4.0

References

NameSourceURLTags
20000511 Alert: IIS ism.dll exposes file contentshttp://marc.info/?l=bugtraq&m=95810120719608&w=2BUGTRAQ
1193http://www.securityfocus.com/bid/1193BID
MS00-031https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-031MS
iis-ism-file-access(4448)https://exchange.xforce.ibmcloud.com/vulnerabilities/4448XF