MEDIUM
The dupfdopen function in sys/kern/kern_descrip.c in OpenBSD 3.7 and 3.8 allows local users to re-open arbitrary files by using setuid programs to access file descriptors using /dev/fd/
Published Jan 6, 2006
4.6
MEDIUMCVSS 2.0
EPSS 0.31%
Description
The dupfdopen function in sys/kern/kern_descrip.c in OpenBSD 3.7 and 3.8 allows local users to re-open arbitrary files by using setuid programs to access file descriptors using /dev/fd/.
Affected products
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.
4.6 MEDIUM NVD
AV:L/AC:L/Au:N/C:P/I:P/A:P
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
0.31% 0.00311
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
EPSS probability 0.00311
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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 0.31% (0.00311) | 21.83th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.31% (0.00312) | 22.71th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.08% (0.00077) | 20.45th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.06% (0.00060) | 27.52th | v3 (v2023.03.01) |
| Jun 12, 2024 | 0.06% (0.00060) | 25.49th | v3 (v2023.03.01) |
| Jun 1, 2023 | 0.06% (0.00060) | 23.47th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.03% (0.01034) | 41.69th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.03% (0.01034) | 39.91th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.03% (0.01034) | 37.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.03% (0.01034) | 20.32th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (6)
- ftp://ftp.openbsd.org/pub/OpenBSD/patches/3.7/common/008_fd.patch x_refsource_MISCPatch
- http://secunia.com/advisories/18296 third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory
- http://securitytracker.com/id?1015437 vdb-entryx_refsource_SECTRACK
- http://www.openbsd.org/errata37.html#fd vendor-advisoryx_refsource_OPENBSDPatch
- http://www.osvdb.org/22231 vdb-entryx_refsource_OSVDB
- http://www.securityfocus.com/bid/16144 vdb-entryx_refsource_BIDPatch
| Link | Providers | Tags |
|---|---|---|
| ftp://ftp.openbsd.org/pub/OpenBSD/patches/3.7/common/008_fd.patch | x_refsource_MISCPatch | |
| http://secunia.com/advisories/18296 | third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory | |
| http://securitytracker.com/id?1015437 | vdb-entryx_refsource_SECTRACK | |
| http://www.openbsd.org/errata37.html#fd | vendor-advisoryx_refsource_OPENBSDPatch | |
| http://www.osvdb.org/22231 | vdb-entryx_refsource_OSVDB | |
| http://www.securityfocus.com/bid/16144 | vdb-entryx_refsource_BIDPatch |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jan 6, 2006
Updated Aug 7, 2024
Reserved Jan 6, 2006
Link CVE-2006-0098
CISA Vulnrichment
Updated n/a