acl: vulnerable to symlink attacks
Published Dec 24, 2009
3.7
LOWCVSS 2.0
EPSS 0.33%
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.
Affected products
Remediation
Red Hat statement
Not vulnerable. This issue did not affect the versions of acl as shipped with Red Hat Enterprise Linux 3, 4, or 5.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:L/AC:H/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 0.33% (0.00329) | 23.70th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.33% (0.00329) | 24.41th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.07% (0.00067) | 17.95th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 5.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.28% (0.01282) | 68.34th | v2 (v2022.01.01) |
| Feb 22, 2023 | 1.28% (0.01282) | 68.05th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.28% (0.01282) | 65.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.28% (0.01282) | 41.72th | v2 (v2022.01.01) |
References (15)
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=499076 x_refsource_CONFIRM
- http://git.savannah.gnu.org/cgit/acl.git/commit/?id=63451a0 x_refsource_CONFIRM
- http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00000.html vendor-advisoryx_refsource_SUSE
- http://oss.sgi.com/bugzilla/show_bug.cgi?id=790 x_refsource_CONFIRM
- http://osvdb.org/61302 vdb-entryx_refsource_OSVDB
- http://secunia.com/advisories/37907 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/38420 third-party-advisoryx_refsource_SECUNIA
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:345 vendor-advisoryx_refsource_MANDRIVA
- http://www.openwall.com/lists/oss-security/2009/12/23/2 mailing-listx_refsource_MLIST
- http://www.securityfocus.com/bid/37455 vdb-entryx_refsource_BIDPatch
- https://access.redhat.com/security/cve/CVE-2009-4411 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=550346 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/55004 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2009-4411
- https://www.cve.org/CVERecord?id=CVE-2009-4411
Change history (0)
No recorded changes yet.