Microsoft Windows NT 4.0 LSA lsass.exe denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Microsoft Windows NT 4.0. Impacted is the function SamrOpenDomain/SamrEnumDomainUsers/SamrQueryDomainInfo of the file lsass.exe of the component LSA. The manipulation leads to denial of service. This vulnerability is documented as CVE-1999-1234. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Microsoft Windows NT 4.0 (Operating System). It has been rated as problematic. This issue affects the function SamrOpenDomain/SamrEnumDomainUsers/SamrQueryDomainInfo of the file lsass.exe of the component LSA. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. The summary by CVE is:

LSA (LSASS.EXE) in Windows NT 4.0 allows remote attackers to cause a denial of service via a NULL policy handle in a call to (1) SamrOpenDomain, (2) SamrEnumDomainUsers, and (3) SamrQueryDomainInfo.

The weakness was released 10/26/1999 (Website). The advisory is shared at marc.theaimsgroup.com. The identification of this vulnerability is CVE-1999-1234. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

Upgrading to version XP or 2000 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at X-Force (3293). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Windows XP/2000

Timelineinfo

10/26/1999 🔍
10/26/1999 +0 days 🔍
06/22/2014 +5353 days 🔍
04/19/2026 +4319 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: marc.theaimsgroup.com
Status: Confirmed

CVE: CVE-1999-1234 (🔍)
GCVE (CVE): GCVE-0-1999-1234
GCVE (VulDB): GCVE-100-14921
X-Force: 3293 - MSRPC SamrOpenDomain Badly marshalled SID DOS

Entryinfo

Created: 06/22/2014 14:11
Updated: 04/19/2026 16:16
Changes: 06/22/2014 14:11 (41), 04/04/2019 21:54 (12), 04/19/2026 16:16 (18)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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