Vulnerability Details CVE-1999-1087
Internet Explorer 4 treats a 32-bit number ("dotless IP address") in the a URL as the hostname instead of an IP address, which causes IE to apply Local Intranet Zone settings to the resulting web page, allowing remote malicious web servers to conduct unauthorized activities by using URLs that contain the dotless IP address for their server.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.102
EPSS Ranking 92.8%
CVSS Severity
CVSS v2 Score 7.5
References
- http://support.microsoft.com/support/kb/articles/q168/6/17.asp
- http://www.microsoft.com/Windows/Ie/security/dotless.asp
- http://www.osvdb.org/7828
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/1998/ms98-016
- https://exchange.xforce.ibmcloud.com/vulnerabilities/2209
- http://support.microsoft.com/support/kb/articles/q168/6/17.asp
- http://www.microsoft.com/Windows/Ie/security/dotless.asp
- http://www.osvdb.org/7828
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/1998/ms98-016
- https://exchange.xforce.ibmcloud.com/vulnerabilities/2209
Products affected by CVE-1999-1087
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cpe:2.3:a:microsoft:internet_explorer:4.0
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cpe:2.3:a:microsoft:internet_explorer:4.0.1