Multiple shell programs on various Unix systems, including (1) tcsh, (2) csh, (3) sh, and (4) bash, follow symlinks when processing << redirects (aka here-documents or in-here documents), which allows local users to overwrite files of other users via a symlink attack.

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Advisories
Source ID Title
EUVD EUVD EUVD-2000-1119 Multiple shell programs on various Unix systems, including (1) tcsh, (2) csh, (3) sh, and (4) bash, follow symlinks when processing << redirects (aka here-documents or in-here documents), which allows local users to overwrite files of other users via a symlink attack.
Fixes

Solution

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Workaround

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-08T05:45:37.043Z

Reserved: 2000-12-14T00:00:00

Link: CVE-2000-1134

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2001-01-09T05:00:00.000

Modified: 2025-04-03T01:03:51.193

Link: CVE-2000-1134

cve-icon Redhat

Severity :

Publid Date: 2000-10-28T00:00:00Z

Links: CVE-2000-1134 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses