What’s Vulnerable › Vulnerabilities

CVE-1999-1157

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 13.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2002-03-09 · updated 2026-06-16

Description

Tcpip.sys in Windows NT 4.0 before SP4 allows remote attackers to cause a denial of service via an ICMP Subnet Mask Address Request packet, when certain multiple IP addresses are bound to the same network interface.

Affected products

• Microsoft Windows Nt: through 4.0

References

• http://support.microsoft.com/support/kb/articles/Q192/7/74.ASP
• https://exchange.xforce.ibmcloud.com/vulnerabilities/3894
• http://support.microsoft.com/support/kb/articles/Q192/7/74.ASP
• https://exchange.xforce.ibmcloud.com/vulnerabilities/3894

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