CVE-2000-0258

high Microsoft
CVSS v3 Base Score
7.5
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
20.3%
Exploitation probability in 30 days
Top 4% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Confidentiality
None
Integrity
None
Availability
High
Published: April 12, 2000 (9528 days ago)
Last Modified: April 16, 2026
Vendor: Microsoft
Source: NVD

Description

IIS 4.0 and 5.0 allows remote attackers to cause a denial of service by sending many URLs with a large number of escaped characters, aka the "Myriad Escaped Characters" Vulnerability.

CWE

CWE-20

Affected Products

microsoft internet information servermicrosoft internet information services

References

🔗 www.securityfocus.com 🔗 docs.microsoft.com 🔗 www.securityfocus.com 🔗 docs.microsoft.com