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NVD Vulnerability Details :

CVE-1999-1591

Deferred

Source-cve@mitre.org

Published At-31 Dec, 1999 | 05:00

Updated At-03 Apr, 2025 | 01:03

Microsoft Internet Information Services (IIS) server 4.0 SP4, without certain hotfixes released for SP4, does not require authentication credentials under certain conditions, which allows remote attackers to bypass authentication requirements, as demonstrated by connecting via Microsoft Visual InterDev 6.0.

Date Added	Due Date	Vulnerability Name	Required Action
	N/A

Metrics

Type	Version	Base score	Base severity	Vector
Primary	2.0	7.5	HIGH	AV:N/AC:L/Au:N/C:P/I:P/A:P

Type: Primary

Version: 2.0

Base score: 7.5

Base severity: HIGH

Vector:

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

CPE Matches

Microsoft Corporation

>>internet_information_server>>4.0

cpe:2.3:a:microsoft:internet_information_server:4.0:sp4:*:*:*:*:*:*

Microsoft Corporation

>>visual_interdev>>6.0

cpe:2.3:a:microsoft:visual_interdev:6.0:*:*:*:*:*:*:*

Weaknesses

CWE ID	Type	Source
NVD-CWE-Other	Primary	nvd@nist.gov

CWE ID: NVD-CWE-Other

Type: Primary

Source: nvd@nist.gov

References

Hyperlink	Source	Resource
http://archives.neohapsis.com/archives/ntbugtraq/1998-1999/msg00276.html	cve@mitre.org	N/A
http://archives.neohapsis.com/archives/ntbugtraq/1998-1999/msg00277.html	cve@mitre.org	N/A
http://www.securityfocus.com/bid/190	cve@mitre.org	N/A
http://archives.neohapsis.com/archives/ntbugtraq/1998-1999/msg00276.html	af854a3a-2127-422b-91ae-364da2661108	N/A
http://archives.neohapsis.com/archives/ntbugtraq/1998-1999/msg00277.html	af854a3a-2127-422b-91ae-364da2661108	N/A
http://www.securityfocus.com/bid/190	af854a3a-2127-422b-91ae-364da2661108	N/A