What’s Vulnerable › Vulnerabilities

CVE-1999-1593

• Severity: high (CVSS 7.6 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 18.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2009-01-15 · updated 2026-06-16
• Weakness: CWE-59

Description

Windows Internet Naming Service (WINS) allows remote attackers to cause a denial of service (connectivity loss) or steal credentials via a 1Ch registration that causes WINS to change the domain controller to point to a malicious server. NOTE: this problem may be limited when Windows 95/98 clients are used, or if the primary domain controller becomes unavailable.

Affected products

• Microsoft Windows 2000: all versions
• Microsoft Windows 95: all versions
• Microsoft Windows 98: all versions

References

• http://archives.neohapsis.com/archives/ntbugtraq/1998-1999/msg00371.html
• http://seclists.org/bugtraq/2001/Jan/0264.html
• http://seclists.org/bugtraq/2001/Jan/0269.html
• http://seclists.org/bugtraq/2001/Jan/0271.html
• http://seclists.org/bugtraq/2001/Jan/0274.html
• http://seclists.org/bugtraq/2001/Jan/0276.html
• http://seclists.org/bugtraq/2001/Jan/0289.html
• http://seclists.org/bugtraq/2001/Jan/0298.html
• http://www.securityfocus.com/bid/2221
• https://www2.sans.org/reading_room/whitepapers/win2k/185.php
• http://archives.neohapsis.com/archives/ntbugtraq/1998-1999/msg00371.html
• http://seclists.org/bugtraq/2001/Jan/0264.html

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