CVE-1999-0535

CRITICAL

A Windows NT account policy for passwords has inappropriate, security-critical settings, e.g. for password length, password age, or uniqueness.

Affects 2 products across 1 vendor.

BCS7.85
CVSS 2.010.0
EPSS6.0%
Percentile93th
PatchUnknown
CVSS Vector — Plain English Remotely exploitable over the network, low complexity.
◆ SAGE Intelligence — CITED Relevance Research Team

This vulnerability was disclosed in 1997. A critical vulnerability affects Microsoft systems (CVE-1999-0535). No public exploit code is currently available. Isolate affected systems if patching is not feasible.

BSID: BS-1997-GLOBAL-307927-C • Model: rule-based-v1 • Confidence: MEDIUM

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Frequently Asked Questions
What is CVE-1999-0535?
This vulnerability was disclosed in 1997. A critical vulnerability affects Microsoft systems (CVE-1999-0535). No public exploit code is currently available. Isolate affected systems if patching is not feasible.
What is the CVSS score for CVE-1999-0535?
CVE-1999-0535 has CVSS 10.0 (Critical). Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C. EPSS: 6.0%.
Is CVE-1999-0535 actively exploited?
No confirmed active exploitation of CVE-1999-0535 as of 2026-05-30.
How do I remediate CVE-1999-0535?
Priority: MEDIUM.
What systems are affected by CVE-1999-0535?
CVE-1999-0535 affects: Microsoft, Microsoft.
Vulnerability Details
CVE IDCVE-1999-0535
BSIDBS-1997-GLOBAL-307927-C BreachSpider Global ID
CVSS VectorAV:N/AC:L/Au:N/C:C/I:C/A:C
Published1997-01-01
Last Modified2026-04-16
ICS Relevance0%
SourceNVD
Official Description

A Windows NT account policy for passwords has inappropriate, security-critical settings, e.g. for password length, password age, or uniqueness.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

Vulnerability details: A Windows NT account policy for passwords has inappropriate, security-critical settings, e.g. for password length, password age, or uniqueness. CVSS vector: AV:N/AC:L/Au:N/C:C/I:C/A:C.

Exploitation Likelihood: LOW

Affected Products
VendorProductFixed Version
Microsoft Windows Nt —
Microsoft Windows 2000 —
Remediation

No patch URL on record. Monitor vendor security advisories directly.

Threat Intelligence
● Threat Intelligence Validated: August 2026 | Threat Age: 10806 Days
CISA KEVNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
SAGE Enrichment Record — provenance & audit hash
Modelrule-based-v1
ConfidenceMEDIUM
Enriched At2026-05-24
SHA-512 Audit Hashe9dd752ff93b8037df49486cbf3bf0f16f121d6056f0d663903bb5d07eed80390e322062e3570648a85bae4b9dc4b3b2e3bb13dbb7aaece94484890f029bc085
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