MEDIUM
The IPSEC implementation in OpenBSD 2.7 does not properly handle empty AH/ESP packets, which allows remote attackers to cause a denial of service
Published Jan 22, 2001
5.0
MEDIUMCVSS 2.0
EPSS 1.61%
Description
The IPSEC implementation in OpenBSD 2.7 does not properly handle empty AH/ESP packets, which allows remote attackers to cause a denial of service.
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.
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
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.
1.61% 0.01608
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01608
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 1, 2026 | 1.61% (0.01608) | 75.02th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.61% (0.01608) | 72.68th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.92% (0.00915) | 74.27th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.81% (0.00806) | 82.42th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.81% (0.00806) | 81.16th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.02% (0.01024) | 81.50th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (4)
- http://archives.neohapsis.com/archives/bugtraq/2000-09/0299.html mailing-listx_refsource_BUGTRAQPatchVendor Advisory
- http://www.osvdb.org/1574 vdb-entryx_refsource_OSVDB
- http://www.securityfocus.com/bid/1723 vdb-entryx_refsource_BIDExploitPatchVendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/5634 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://archives.neohapsis.com/archives/bugtraq/2000-09/0299.html | mailing-listx_refsource_BUGTRAQPatchVendor Advisory | |
| http://www.osvdb.org/1574 | vdb-entryx_refsource_OSVDB | |
| http://www.securityfocus.com/bid/1723 | vdb-entryx_refsource_BIDExploitPatchVendor Advisory | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/5634 | 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-2000-0962
CISA Vulnrichment
Updated n/a