HIGH
Format string vulnerability in OpenBSD fstat program (and possibly other BSD-based operating systems) allows local users to gain root privileges via the PWD environmental variable
Published Jan 22, 2001
7.2
HIGHCVSS 2.0
EPSS 1.40%
Description
Format string vulnerability in OpenBSD fstat program (and possibly other BSD-based operating systems) allows local users to gain root privileges via the PWD environmental variable.
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.
7.2 HIGH NVD
AV:L/AC:L/Au:N/C:C/I:C/A:C
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.40% 0.01402
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01402
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 | 1.40% (0.01402) | 71.54th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.40% (0.01402) | 68.91th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.16% (0.00159) | 34.20th | 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 | 1.76% (0.01761) | 76.53th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.76% (0.01761) | 76.48th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.76% (0.01761) | 74.44th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.76% (0.01761) | 53.69th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (4)
- ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.7/common/028_format_strings.patch x_refsource_MISCPatch
- http://marc.info/?l=bugtraq&m=97068555106135&w=2 mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/1746 vdb-entryx_refsource_BIDExploitVendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/5338 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.7/common/028_format_strings.patch | x_refsource_MISCPatch | |
| http://marc.info/?l=bugtraq&m=97068555106135&w=2 | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/bid/1746 | vdb-entryx_refsource_BIDExploitVendor Advisory | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/5338 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jan 22, 2001
Updated Aug 8, 2024
Reserved Nov 24, 2000
Link CVE-2000-0994
CISA Vulnrichment
Updated n/a