Microsoft ISA Server 2004 allows remote attackers to bypass certain filtering rules, including ones for (1) ICMP and (2) TCP, via IPv6 packets
Published Apr 6, 2006
7.5
HIGHCVSS 2.0
EPSS 14.95%
Description
Microsoft ISA Server 2004 allows remote attackers to bypass certain filtering rules, including ones for (1) ICMP and (2) TCP, via IPv6 packets. NOTE: An established researcher has disputed this issue, saying that "Neither ISA Server 2004 nor Windows 2003 Basic Firewall support IPv6 filtering ... This is different network protocol.
Affected products
No data.
- 2004
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.
AV:N/AC:L/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 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 (22 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 14.95% (0.14954) | 96.62th | v5 (v2026.06.15) |
| Jun 15, 2026 | 15.19% (0.15185) | 96.32th | v5 (v2026.06.15) |
| May 5, 2026 | 6.26% (0.06263) | 90.97th | v4 (v2025.03.14) |
| Jan 2, 2026 | 10.82% (0.10822) | 93.17th | v4 (v2025.03.14) |
| Oct 19, 2025 | 12.16% (0.12157) | 93.48th | v4 (v2025.03.14) |
| Sep 15, 2025 | 15.66% (0.15657) | 94.46th | v4 (v2025.03.14) |
| Mar 30, 2025 | 18.84% (0.18843) | 94.80th | v4 (v2025.03.14) |
| Mar 29, 2025 | 34.65% (0.34654) | 95.36th | v4 (v2025.03.14) |
| Mar 17, 2025 | 18.84% (0.18843) | 94.81th | v4 (v2025.03.14) |
| Dec 12, 2024 | 2.02% (0.02021) | 89.38th | v3 (v2023.03.01) |
| Jul 26, 2024 | 2.02% (0.02021) | 89.06th | v3 (v2023.03.01) |
| Dec 11, 2023 | 37.17% (0.37169) | 96.81th | v3 (v2023.03.01) |
| Oct 17, 2023 | 47.52% (0.47520) | 97.07th | v3 (v2023.03.01) |
| Aug 30, 2023 | 55.19% (0.55193) | 97.20th | v3 (v2023.03.01) |
| Jul 11, 2023 | 53.80% (0.53800) | 97.12th | v3 (v2023.03.01) |
| Jun 2, 2023 | 53.25% (0.53247) | 97.09th | v3 (v2023.03.01) |
| Apr 25, 2023 | 51.84% (0.51836) | 97.02th | v3 (v2023.03.01) |
| Mar 18, 2023 | 53.74% (0.53743) | 97.03th | v3 (v2023.03.01) |
| Mar 7, 2023 | 58.22% (0.58223) | 97.12th | 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://www.securityfocus.com/archive/1/429816/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/archive/1/429846/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/archive/1/430281/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/archive/1/430684/100/0/threaded mailing-listx_refsource_BUGTRAQ
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/archive/1/429816/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/archive/1/429846/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/archive/1/430281/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/archive/1/430684/100/0/threaded | mailing-listx_refsource_BUGTRAQ |
Change history (0)
No recorded changes yet.