LOW
NetBSD 1.4.2 and earlier allows local users to cause a denial of service by repeatedly running certain system calls in the kernel which do not yield the CPU, aka "cpu-hog"
Published Jul 12, 2000
2.1
LOWCVSS 2.0
EPSS 0.34%
Description
NetBSD 1.4.2 and earlier allows local users to cause a denial of service by repeatedly running certain system calls in the kernel which do not yield the CPU, aka "cpu-hog".
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.
2.1 LOW NVD
AV:L/AC:L/Au:N/C:N/I:N/A:P
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
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) | 24.71th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.34% (0.00337) | 25.30th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.08% (0.00081) | 21.43th | 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 (3)
- ftp://ftp.netbsd.org/pub/NetBSD/misc/security/advisories/NetBSD-SA2000-005.txt.asc vendor-advisoryx_refsource_NETBSD
- http://www.osvdb.org/1365 vdb-entryx_refsource_OSVDB
- http://www.securityfocus.com/bid/1272 vdb-entryx_refsource_BID
| Link | Providers | Tags |
|---|---|---|
| ftp://ftp.netbsd.org/pub/NetBSD/misc/security/advisories/NetBSD-SA2000-005.txt.asc | vendor-advisoryx_refsource_NETBSD | |
| http://www.osvdb.org/1365 | vdb-entryx_refsource_OSVDB | |
| http://www.securityfocus.com/bid/1272 | vdb-entryx_refsource_BID |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jul 12, 2000
Updated Aug 8, 2024
Reserved Jun 14, 2000
Link CVE-2000-0456
CISA Vulnrichment
Updated n/a