CVE Catalog
CVE-1999-1254
MediumExploitation Probability (EPSS)
Very high risk13.34%
96th percentile - higher than 96% of all known CVEs
Summary
Windows 95, 98, and NT 4.0 allow remote attackers to cause a denial of service by spoofing ICMP redirect messages from a router, which causes Windows to change its routing tables.
Risk Assessment
Attackers can disrupt network communication, potentially leading to loss of access to network resources and decreased system performance.
Recommendation
It is recommended to implement ICMP filtering on routers and to upgrade operating systems to newer versions that are not vulnerable to this issue.
Original NVD description (English source)
Windows 95, 98, and NT 4.0 allow remote attackers to cause a denial of service by spoofing ICMP redirect messages from a router, which causes Windows to change its routing tables.