CVE-2009-4411

acl: vulnerable to symlink attacks

Published Dec 24, 2009 CVSS 2.0 · 3.7 Low EPSS < 1% KEV · Not listed
Description
The (1) setfacl and (2) getfacl commands in XFS acl 2.2.47, when running in recursive (-R) mode, follow symbolic links even when the --physical (aka -P) or -L option is specified, which might allow local users to modify the ACL for arbitrary files or directories via a symlink attack.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2009-4378 The (1) setfacl and (2) getfacl commands in XFS acl 2.2.47, when running in recursive (-R) mode, follow symbolic links even when the --physical (aka -P) or -L option is specified, which might allow local users to modify the ACL for arbitrary files or directories via a symlink attack.
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 7, 2024, 7:01 AM
Reserved
Dec 23, 2009, 12:00 AM
Status
Modified
Published
Dec 24, 2009, 4:30 PM
Modified
Jun 16, 2026, 11:13 PM
Severity
Low
Public date
Sep 18, 2008, 12:00 AM