HIGH
Some filters or firewalls allow fragmented SYN packets with IP reserved bits in violation of their implemented policy
Published Feb 4, 2000
7.5
HIGHCVSS 2.0
EPSS 1.30%
Description
Some filters or firewalls allow fragmented SYN packets with IP reserved bits in violation of their implemented policy.
Affected products
No data.
No data.
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.
7.5 HIGH NVD
AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
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.
1.30% 0.01297
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.01297
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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 1.30% (0.01297) | 69.36th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.33% (0.01333) | 67.33th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.49% (0.00489) | 63.45th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.50% (0.01500) | 87.45th | v3 (v2023.03.01) |
| May 4, 2024 | 1.50% (0.01500) | 86.84th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.50% (0.01500) | 84.84th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.89% (0.00885) | 26.24th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00885) | 24.24th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00885) | 10.50th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (1)
- https://www.cve.org/CVERecord?id=CVE-1999-0240 x_refsource_MISC
| Link | Providers | Tags |
|---|---|---|
| https://www.cve.org/CVERecord?id=CVE-1999-0240 | x_refsource_MISC |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Feb 4, 2000
Updated Aug 1, 2024
Reserved Jun 7, 1999
Link CVE-1999-0240
CISA Vulnrichment
Updated n/a