CVE-2000-0246
mediumpriority · attend · 58EPSS 0.800 · 100 %ileexploit · functionalEUUSEPSS · scored 2026-10-27
IIS 4.0 and 5.0 does not properly perform ISAPI extension processing if a virtual directory is mapped to a UNC share, which allows remote attackers to read the source code of ASP and other files, aka the "Virtualized UNC Share" vulnerability.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
weaknesses
The CWE weakness classes this flaw belongs to.
exploits (1)
Public proof-of-concept and weaponised exploit code.
- EDB-19824Microsoft IIS 4.0 - UNC Mapped Virtual Hostfunctional · exploit_db
affected products (8)
Products and version ranges known to be affected.
- microsoft commercial internet system= 2.0nvdUScpe:2.3:a:microsoft:commercial_internet_system:*:*:*:*:*:*:*:*
- microsoft commercial internet system= 2.5nvdUScpe:2.3:a:microsoft:commercial_internet_system:*:*:*:*:*:*:*:*
- microsoft internet information server= 4.0nvdUScpe:2.3:a:microsoft:internet_information_server:*:*:*:*:*:*:*:*
- microsoft internet information services= 5.0nvdUScpe:2.3:a:microsoft:internet_information_services:*:*:*:*:*:*:*:*
also known as (2)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (6)
External citations — patches, advisories, analysis.
- http://www.microsoft.com/technet/support/kb.asp?ID=249599enisa_euvd
- http://www.securityfocus.com/bid/1081enisa_euvd
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-019enisa_euvd
- http://www.microsoft.com/technet/support/kb.asp?ID=249599nvd
- http://www.securityfocus.com/bid/1081nvd
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-019nvd
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