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CVE-1999-1591

high · 7.5

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.

7.5
CVSS
11.3%
EPSS (exploit prob.)
96th
EPSS percentile
1999-12-31
Published

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

Affected products

VendorProductAffected versions
microsoftinternet_information_server4.0
microsoftvisual_interdev6.0

Check a specific version with /api/v1/cve/match.

References

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-1999-1591