MEDIUM
GNU userv 1.0.0 and earlier does not properly perform file descriptor swapping, which can corrupt the USERV_GROUPS and USERV_GIDS environmental variables and allow local users to bypass some access restrictions
Published Oct 13, 2000
4.6
MEDIUMCVSS 2.0
EPSS 0.34%
Description
GNU userv 1.0.0 and earlier does not properly perform file descriptor swapping, which can corrupt the USERV_GROUPS and USERV_GIDS environmental variables and allow local users to bypass some access restrictions.
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.
0.34% 0.00337
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.00337
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 1, 2026 | 0.34% (0.00337) | 24.75th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.34% (0.00337) | 25.33th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.07% (0.00068) | 18.24th | 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 | 0.95% (0.00950) | 32.28th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.95% (0.00950) | 30.63th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00950) | 28.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00950) | 13.46th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (4)
- http://archives.neohapsis.com/archives/bugtraq/2000-07/0389.html mailing-listx_refsource_BUGTRAQVendor Advisory
- http://marc.info/?l=bugtraq&m=96473640717095&w=2 x_refsource_CONFIRM
- http://www.debian.org/security/2000/20000727 vendor-advisoryx_refsource_DEBIANVendor Advisory
- http://www.securityfocus.com/bid/1516 vdb-entryx_refsource_BIDVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://archives.neohapsis.com/archives/bugtraq/2000-07/0389.html | mailing-listx_refsource_BUGTRAQVendor Advisory | |
| http://marc.info/?l=bugtraq&m=96473640717095&w=2 | x_refsource_CONFIRM | |
| http://www.debian.org/security/2000/20000727 | vendor-advisoryx_refsource_DEBIANVendor Advisory | |
| http://www.securityfocus.com/bid/1516 | vdb-entryx_refsource_BIDVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Oct 13, 2000
Updated Aug 8, 2024
Reserved Sep 19, 2000
Link CVE-2000-0786
CISA Vulnrichment
Updated n/a