Microsoft Internet Security and Acceleration (ISA) Server 2000 allows remote attackers to cause a denial of service via a flood of fragmented UDP packets
Published Jul 14, 2005
5.3
MEDIUMCVSS 3.1
EPSS 18.01%
Description
Microsoft Internet Security and Acceleration (ISA) Server 2000 allows remote attackers to cause a denial of service via a flood of fragmented UDP packets. NOTE: the vendor disputes this issue, saying that it requires high bandwidth to exploit, and the server does not experience any instability. Therefore this "laws of physics" issue might not be included in CVE
Affected products
No data.
- 2000
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
YesTechnical Impact
PartialDecision
n/aAssessed Mar 21, 2024 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
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 (20 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 18.01% (0.18012) | 97.11th | v5 (v2026.06.15) |
| Jun 15, 2026 | 18.01% (0.18012) | 96.81th | v5 (v2026.06.15) |
| Aug 12, 2025 | 26.89% (0.26888) | 96.15th | v4 (v2025.03.14) |
| Jul 24, 2025 | 32.74% (0.32743) | 96.68th | v4 (v2025.03.14) |
| Mar 30, 2025 | 34.43% (0.34428) | 96.64th | v4 (v2025.03.14) |
| Mar 29, 2025 | 44.84% (0.44840) | 96.42th | v4 (v2025.03.14) |
| Mar 17, 2025 | 34.43% (0.34428) | 96.62th | v4 (v2025.03.14) |
| Jan 19, 2025 | 4.87% (0.04873) | 92.72th | v3 (v2023.03.01) |
| Sep 17, 2024 | 5.91% (0.05908) | 93.58th | v3 (v2023.03.01) |
| May 24, 2024 | 9.77% (0.09772) | 94.80th | v3 (v2023.03.01) |
| May 10, 2024 | 8.38% (0.08376) | 94.37th | v3 (v2023.03.01) |
| Apr 25, 2024 | 7.20% (0.07201) | 93.95th | v3 (v2023.03.01) |
| Mar 15, 2024 | 5.34% (0.05339) | 92.88th | v3 (v2023.03.01) |
| Feb 8, 2024 | 4.86% (0.04864) | 92.47th | v3 (v2023.03.01) |
| Nov 3, 2023 | 6.39% (0.06386) | 92.88th | v3 (v2023.03.01) |
| Mar 20, 2023 | 89.31% (0.89312) | 98.12th | v3 (v2023.03.01) |
| Mar 7, 2023 | 88.36% (0.88356) | 98.04th | v3 (v2023.03.01) |
| Mar 6, 2023 | 13.53% (0.13525) | 95.77th | v2 (v2022.01.01) |
| Apr 1, 2022 | 13.53% (0.13525) | 95.40th | v2 (v2022.01.01) |
| Feb 4, 2022 | 13.53% (0.13525) | 90.66th | v2 (v2022.01.01) |
No CWE recorded.
References (4)
- http://cert.uni-stuttgart.de/archive/bugtraq/2001/11/msg00018.html mailing-listx_refsource_BUGTRAQ
- http://cert.uni-stuttgart.de/archive/bugtraq/2001/11/msg00031.html mailing-listx_refsource_BUGTRAQ
- http://www.iss.net/security_center/static/7446.php vdb-entryx_refsource_XF
- http://www.securityfocus.com/bid/3501 vdb-entryx_refsource_BID
| Link | Providers | Tags |
|---|---|---|
| http://cert.uni-stuttgart.de/archive/bugtraq/2001/11/msg00018.html | mailing-listx_refsource_BUGTRAQ | |
| http://cert.uni-stuttgart.de/archive/bugtraq/2001/11/msg00031.html | mailing-listx_refsource_BUGTRAQ | |
| http://www.iss.net/security_center/static/7446.php | vdb-entryx_refsource_XF | |
| http://www.securityfocus.com/bid/3501 | vdb-entryx_refsource_BID |
Change history (0)
No recorded changes yet.