VDB-15928 · CVE-2000-0786 · BID 1516

GNU userv 1.0.0 privileges management

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in GNU userv 1.0.0. Affected by this vulnerability is an unknown functionality. Executing a manipulation can lead to privileges management. This vulnerability appears as CVE-2000-0786. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in GNU userv 1.0.0. It has been declared as problematic. This vulnerability affects an unknown part. 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. CVE summarizes:

GNU userv 1.0.0 and earlier does not properly perform file descriptor swapping, which can corrupt the USERV_GROUPS and USERV_GIDS environmental variables and allow local users to bypass some access restrictions.

The weakness was presented 10/20/2000 by Ian Jackson (Website). The advisory is shared for download at archives.neohapsis.com. This vulnerability was named CVE-2000-0786. The exploitation appears to be easy. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 1516†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.9
VulDB Temp Score: 5.7
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

07/27/2000 🔍
10/20/2000 +85 days 🔍
10/20/2000 +0 days 🔍
06/27/2014 +4998 days 🔍
05/27/2018 +1430 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: archives.neohapsis.com
Researcher: Ian Jackson
Status: Not defined
Confirmation: 🔍

CVE: CVE-2000-0786 (🔍)
GCVE (CVE): GCVE-0-2000-0786
GCVE (VulDB): GCVE-100-15928
SecurityFocus: 1516 - GNU userv Service Program Environment Corruption Vulnerability

Entryinfo

Created: 06/27/2014 17:48
Updated: 05/27/2018 12:16
Changes: 06/27/2014 17:48 (45), 05/27/2018 12:16 (7)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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