VULNERABILITY INTELLIGENCE

CVE-1999-1127

CVSS score7.5 HIGH
EPSS probability17.75%
CISA KEVNot currently listed
Published1999-12-31
Last modified2026-06-16
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

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.

Weakness classification

  • CWE-772: Missing Release of Resource after Effective Lifetime

Primary references