CVE-1999-1127
high-risk
Published 1999-12-31
Windows NT 4.0 does not properly shut down invalid named pipe RPC connections, which allows remote attackers to cause a denial of service (resource exhaustion) via a series of connections containing malformed data, aka the "Named Pipes Over RPC" vulnerability.
Do I need to act?
!
30.0% chance of exploitation in next 30 days
EPSS score — higher than 70% of all CVEs
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10
High
NETWORK
/ LOW complexity
Affected Products (4)
Affected Vendors
References (6)
51
/ 100
high-risk
Severity
26/34 · High
Exploitability
15/34 · Moderate
Exposure
10/34 · Low