## Description

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.

## Severity

Overall Severity: N/A

### CVSS Metrics

Type | Score | Severity | Vector
--- | --- | --- | ---

## Affected Products

### microsoft - commercial_internet_system

Affected Versions:

- 2.0

### microsoft - commercial_internet_system

Affected Versions:

- 2.5

### microsoft - internet_information_server

Affected Versions:

- 4.0

### microsoft - internet_information_services

Affected Versions:

- 5.0

### microsoft - proxy_server

Affected Versions:

- 2.0

### microsoft - site_server

Affected Versions:

- 3.0

### microsoft - site_server_commerce

Affected Versions:

- 3.0

## References

- http://www.microsoft.com/technet/support/kb.asp?ID=249599
- http://www.securityfocus.com/bid/1081
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-019
- http://www.microsoft.com/technet/support/kb.asp?ID=249599
- http://www.securityfocus.com/bid/1081
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-019

Neural Processor Active