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HistoryDec 31, 1999 - 5:00 a.m.
CVE-1999-1591
CVSS2
7.5
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
AI Score
7
Confidence
Low
EPSS
0.026
Percentile
90.5%
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.
Affected configurations
Node
microsoftinternet_information_serverMatch4.0sp4
ORmicrosoftvisual_interdevMatch6.0
| Vendor | Product | Version | CPE |
|---|---|---|---|
| microsoft | internet_information_server | 4.0 | cpe:2.3:a:microsoft:internet_information_server:4.0:sp4:*:*:*:*:*:* |
| microsoft | visual_interdev | 6.0 | cpe:2.3:a:microsoft:visual_interdev:6.0:*:*:*:*:*:*:* |
CVSS2
7.5
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
AI Score
7
Confidence
Low
EPSS
0.026
Percentile
90.5%
Related for NVD:CVE-1999-1591