NeXT NeXTstep up to 3.0 privileges management

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.
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CTI Interest Score
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8.0$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in NeXT NeXTstep 1.0/1.0a/2.0/2.1/3.0. Affected by this vulnerability is an unknown functionality. This manipulation causes privileges management. This vulnerability is handled as CVE-1999-0956. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in NeXT NeXTstep 1.0/1.0a/2.0/2.1/3.0 and classified as critical. Affected by this vulnerability is some unknown functionality. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

the next netinfo _writers property allows local users to gain root privileges or conduct a denial of service.

The weakness was released 09/19/1997. This vulnerability is known as CVE-1999-0956. The exploitation appears to be easy. An attack has to be approached locally. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

Upgrading eliminates this vulnerability.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 8.0

VulDB Base Score: 8.4
VulDB Temp Score: 8.0
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: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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: 🔍

Timelineinfo

09/19/1997 🔍
09/19/1997 +0 days 🔍
06/18/2014 +6116 days 🔍
04/17/2026 +4320 days 🔍

Sourcesinfo

Status: Confirmed

CVE: CVE-1999-0956 (🔍)
GCVE (CVE): GCVE-0-1999-0956
GCVE (VulDB): GCVE-100-13981

Entryinfo

Created: 06/18/2014 16:15
Updated: 04/17/2026 01:17
Changes: 06/18/2014 16:15 (37), 05/19/2018 09:51 (6), 04/17/2026 01:17 (18)
Complete: 🔍
Cache ID: 216::103

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