CVE-1999-1358

What it is

When an administrator in Windows NT or Windows 2000 changes a user policy, the policy is not properly updated if the local ntconfig.pol is not writable by the user, which could allow local users to bypass restrictions that would otherwise be enforced by the policy, possibly by changing the policy file to be read-only.

At a glance

Exploitability

Can be exploited locally on the machine without logging in. Limited direct impact.

Exploit odds

1.4% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 1999-12-31 05:00 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-16 21:50 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 1.4% in the next 30 days (EPSS).
• Severity: 4.6 MEDIUM (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

1999-12-31 05:00 UTC

Last modified

2026-06-16 21:50 UTC

Exploit probability

1.4% · EPSS, next 30 days

Record status

Modified

Affected

• Microsoft Windows 2000
• Microsoft Windows Nt

Attack profile CVSS 2.0 · 4.6

Attack vector

Local

Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-1999-1358.md and follow it. Check whether this project is affected by CVE-1999-1358. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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