Description
The unsetenv function in glibc 2.1.1 does not properly unset an environmental variable if the variable is provided twice to a program, which could allow local users to execute arbitrary commands in setuid programs by specifying their own duplicate environmental variables such as LD_PRELOAD or LD_LIBRARY_PATH.
Published: 2001-01-22
Score: 7.2 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2000-0811 The unsetenv function in glibc 2.1.1 does not properly unset an environmental variable if the variable is provided twice to a program, which could allow local users to execute arbitrary commands in setuid programs by specifying their own duplicate environmental variables such as LD_PRELOAD or LD_LIBRARY_PATH.
History

Wed, 28 May 2025 14:30:00 +0000

Type Values Removed Values Added
References

Thu, 22 May 2025 04:15:00 +0000


cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-08T05:28:41.572Z

Reserved: 2000-10-15T00:00:00.000Z

Link: CVE-2000-0824

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2000-11-14T05:00:00.000

Modified: 2026-04-16T00:27:16.627

Link: CVE-2000-0824

cve-icon Redhat

Severity :

Publid Date: 1999-09-17T00:00:00Z

Links: CVE-2000-0824 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses