FreeBSD 4.5 and earlier, and possibly other BSD-based operating systems, allows local users to write to or read from restricted files by closing the file descriptors 0 (standard input), 1 (standard output), or 2 (standard error), which may then be reused by a called setuid process that intended to perform I/O on normal files
Published Jun 11, 2002
7.2
HIGHCVSS 2.0
EPSS 1.55%
Description
FreeBSD 4.5 and earlier, and possibly other BSD-based operating systems, allows local users to write to or read from restricted files by closing the file descriptors 0 (standard input), 1 (standard output), or 2 (standard error), which may then be reused by a called setuid process that intended to perform I/O on normal files.
Affected products
No data.
- 4.4
- 4.5
- 4.5
- 2.0
- 2.1
- 2.2
- 2.3
- 2.5.1
- 2.6
- 7.0
- 8.0
- n/a
- 5.5.1
- 5.7
- 5.8
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
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:L/Au:N/C:C/I:C/A:C
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 1, 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 (8 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.55% (0.01552) | 74.19th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.55% (0.01552) | 71.79th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.21% (0.00211) | 41.63th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 0.34th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 0.50th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.22% (0.03220) | 84.21th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.22% (0.03220) | 82.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.22% (0.03220) | 65.30th | v2 (v2022.01.01) |
No CWE recorded.
References (9)
- ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-02:23.stdio.asc vendor-advisoryx_refsource_FREEBSDPatchVendor Advisory
- http://archives.neohapsis.com/archives/vulnwatch/2002-q2/0033.html mailing-listx_refsource_VULNWATCH
- http://online.securityfocus.com/archive/1/268970 mailing-listx_refsource_BUGTRAQExploitPatchVendor Advisory
- http://online.securityfocus.com/archive/1/269102 mailing-listx_refsource_BUGTRAQ
- http://www.ciac.org/ciac/bulletins/m-072.shtml third-party-advisorygovernment-resourcex_refsource_CIAC
- http://www.iss.net/security_center/static/8920.php vdb-entryx_refsource_XF
- http://www.kb.cert.org/vuls/id/809347 third-party-advisoryx_refsource_CERT-VNUS Government Resource
- http://www.osvdb.org/6095 vdb-entryx_refsource_OSVDB
- http://www.securityfocus.com/bid/4568 vdb-entryx_refsource_BIDExploitPatchVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-02:23.stdio.asc | vendor-advisoryx_refsource_FREEBSDPatchVendor Advisory | |
| http://archives.neohapsis.com/archives/vulnwatch/2002-q2/0033.html | mailing-listx_refsource_VULNWATCH | |
| http://online.securityfocus.com/archive/1/268970 | mailing-listx_refsource_BUGTRAQExploitPatchVendor Advisory | |
| http://online.securityfocus.com/archive/1/269102 | mailing-listx_refsource_BUGTRAQ | |
| http://www.ciac.org/ciac/bulletins/m-072.shtml | third-party-advisorygovernment-resourcex_refsource_CIAC | |
| http://www.iss.net/security_center/static/8920.php | vdb-entryx_refsource_XF | |
| http://www.kb.cert.org/vuls/id/809347 | third-party-advisoryx_refsource_CERT-VNUS Government Resource | |
| http://www.osvdb.org/6095 | vdb-entryx_refsource_OSVDB | |
| http://www.securityfocus.com/bid/4568 | vdb-entryx_refsource_BIDExploitPatchVendor Advisory |
Change history (0)
No recorded changes yet.