VDB-13834 · CVE-1999-0582 · XFDB 225

Microsoft Windows NT 4.0/2000 Account Policy improper authentication

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.0	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Microsoft Windows NT 4.0/2000. The impacted element is an unknown function of the component Account Policy. Executing a manipulation can lead to improper authentication. The identification of this vulnerability is CVE-1999-0582. Furthermore, there is an exploit available. Modifying the configuration settings is advised.

Detailsinfo

A vulnerability classified as critical was found in Microsoft Windows NT 4.0/2000 (Operating System). This vulnerability affects some unknown functionality of the component Account Policy. The manipulation with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect availability. CVE summarizes:

A Windows NT account policy has inappropriate, security-critical settings for lockout, e.g. lockout duration, lockout after bad logon attempts, etc.

The weakness was shared 01/01/1997. This vulnerability was named CVE-1999-0582. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available.

It is declared as highly functional. As 0-day the estimated underground price was around $25k-$100k.

It is possible to mitigate the problem by applying the configuration setting .

The vulnerability is also documented in the databases at X-Force (225) and Vulnerability Center (SBV-1014†). The entries VDB-13833, VDB-13832, VDB-13831 and VDB-13830 are related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Operating System

Vendor

Microsoft

Name

Windows

Version

License

commercial

Website

Vendor: https://www.microsoft.com/
Product: https://www.microsoft.com/en-us/windows

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.0

VulDB Base Score: 5.3
VulDB Temp Score: 5.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Config
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/01/1997 🔍
01/01/1997 +0 days 🔍
01/01/1997 +0 days 🔍
02/24/2003 +2245 days 🔍
06/17/2014 +4131 days 🔍
04/16/2026 +4321 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Status: Not defined

CVE: CVE-1999-0582 (🔍)
GCVE (CVE): GCVE-0-1999-0582
GCVE (VulDB): GCVE-100-13834
X-Force: 225
Vulnerability Center: 1014 - Windows NT/2000 Security Critical Lockout Settings, Info

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 06/18/2014 00:31
Updated: 04/16/2026 14:34
Changes: 06/18/2014 00:31 (41), 05/09/2019 17:32 (16), 04/16/2026 14:34 (21)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.