Back to Database
Status published
High
CVE-1999-0995
Windows NT Local Security Authority (LSA) allows remote attackers to...
Vulnerability Description
Windows NT Local Security Authority (LSA) allows remote attackers to cause a denial of service via malformed arguments to the LsaLookupSids function which looks up the SID, aka "Malformed Security Identifier Request."
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-1999-0995
Credits & Attribution
No credits recorded in the NVD database.
References
More from microsoft
View All →CVE-2025-25199
BCryptGenerateSymmetricKey memory leak
High
7.5
CVE-2024-47083
Power Platform Terraform Provider has Improper Masking of Secrets in Logs
High
8.8
CVE-2024-0590
Microsoft Clarity <= 0.9.3 - Cross-Site Request Forgery to Stored Cross-Site Scripting
Medium
6.1
CVE-2023-30846
typed-rest-client vulnerable to potential leak of authentication data to 3rd parties
Critical
9.1
CVE-2021-3339
ModernFlow before 1.3.00.208 does not constrain web-page access to members...
Medium
4.3
Affected Vendor
microsoft
View all reports →Affected Software
windows nt
Vulnerable Versions:
4.0
Timeline
Official Publish:
January 18th, 2000
Last Modified:
August 1st, 2024
Added to House:
July 17th, 2026
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.