Vulnerability Monitor

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CVE-2000-0258

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.

Published

2000-04-12T04:00:00.000

Last Modified

2025-04-03T01:03:51.193

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-20

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	microsoft	internet_information_server	4.0	Yes
Application	microsoft	internet_information_services	5.0	Yes

References

http://www.securityfocus.com/bid/1101 Third Party Advisory, VDB Entry ([email protected])
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-023 ([email protected])
http://www.securityfocus.com/bid/1101 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-023 (af854a3a-2127-422b-91ae-364da2661108)