CVE-2001-1243: microsoft internet_information_server
Vulnerability summary
CVE-2001-1243 is a medium (CVSS 5.0) vulnerability in microsoft internet_information_server. EPSS estimates a 70.50% chance of exploitation in the next 30 days, higher than 99.3% of scored vulnerabilities. 3 public exploits are recorded.
Timeline
- 03-05-2002PublishedVulnerability first disclosed.
- 08-08-2024Last modifiedVulnerability information updated.
Description
Scripting.FileSystemObject in asp.dll for Microsoft IIS 4.0 and 5.0 allows local or remote attackers to cause a denial of service (crash) via (1) creating an ASP program that uses Scripting.FileSystemObject to open a file with an MS-DOS device name, or (2) remotely injecting the device name into ASP programs that internally use Scripting.FileSystemObject.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
70.50%
Chance of exploitation in the next 30 days
Percentile
99%
Versus all other CVEs
30-day change
0.00 pp
From 70.50% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
3 foundExploit Reference (securityfocus.com)
Maturity: unknown
Microsoft IIS 4.0/5.0 - Device File Local Denial of Service
Maturity: poc
Microsoft IIS 4.0/5.0 - Device File Remote Denial of Service
Maturity: poc
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Microsoft2 products
1 vendor · 2 products