SEIL routers with firmware SEIL/x86 1.00 through 2.35, SEIL/X1 2.30 through 3.75, SEIL/X2 2.30 through 3.75, and SEIL/B1 2.30 through 3.75, when the http-proxy and application-gateway features are enabled, do not properly handle the CONNECT command, which allows remote attackers to bypass intended URL restrictions via a TCP session
Published Jun 15, 2012
2.6
LOWCVSS 2.0
EPSS 1.21%
Description
SEIL routers with firmware SEIL/x86 1.00 through 2.35, SEIL/X1 2.30 through 3.75, SEIL/X2 2.30 through 3.75, and SEIL/B1 2.30 through 3.75, when the http-proxy and application-gateway features are enabled, do not properly handle the CONNECT command, which allows remote attackers to bypass intended URL restrictions via a TCP session.
Affected products
No data.
- 2.30
- 2.40
- 2.41
- 2.42
- 2.50
- 2.51
- 2.52
- 2.60
- 2.61
- 2.62
- 2.63
- 2.70
- 2.72
- 2.73
- 2.74
- 2.75
- 3.01
- 3.02
- 3.10
- 3.11
- 3.12
- 3.13
- 3.20
- 3.21
- 3.30
- 3.31
- 3.40
- 3.41
- 3.50
- 3.51
- 3.60
- 3.70
- 3.71
- 3.75
- 2.30
- 2.40
- 2.41
- 2.42
- 2.50
- 2.51
- 2.52
- 2.60
- 2.61
- 2.62
- 2.63
- 2.70
- 2.72
- 2.73
- 2.74
- 2.75
- 3.01
- 3.02
- 3.10
- 3.11
- 3.12
- 3.13
- 3.20
- 3.21
- 3.30
- 3.31
- 3.40
- 3.41
- 3.50
- 3.51
- 3.60
- 3.70
- 3.71
- 3.75
- 2.30
- 2.40
- 2.41
- 2.42
- 2.50
- 2.51
- 2.52
- 2.60
- 2.61
- 2.62
- 2.63
- 2.70
- 2.72
- 2.73
- 2.74
- 2.75
- 3.01
- 3.02
- 3.10
- 3.11
- 3.12
- 3.13
- 3.20
- 3.21
- 3.30
- 3.31
- 3.40
- 3.41
- 3.50
- 3.51
- 3.60
- 3.70
- 3.71
- 3.75
- 2.30
- 2.40
- 2.41
- 2.42
- 2.50
- 2.51
- 2.52
- 2.60
- 2.61
- 2.62
- 2.63
- 2.70
- 2.72
- 2.73
- 2.74
- 2.75
- 3.01
- 3.02
- 3.10
- 3.11
- 3.12
- 3.13
- 3.20
- 3.21
- 3.30
- 3.31
- 3.40
- 3.41
- 3.50
- 3.51
- 3.60
- 3.70
- 3.71
- 3.75
- 1.00
- 1.61
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:H/Au:N/C:N/I:P/A:N
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 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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.21% (0.01211) | 67.38th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.21% (0.01211) | 64.39th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.45% (0.00448) | 61.46th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.28% (0.00279) | 69.18th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.17% (0.00174) | 53.91th | v3 (v2023.03.01) |
| Mar 15, 2024 | 0.15% (0.00149) | 49.98th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.14% (0.00135) | 47.56th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.28% (0.00279) | 63.34th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.14% (0.01136) | 59.45th | v2 (v2022.01.01) |
| Oct 18, 2022 | 1.14% (0.01136) | 58.28th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.14% (0.01136) | 56.27th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.14% (0.01136) | 34.23th | v2 (v2022.01.01) |
No CWE recorded.
References (3)
- http://jvn.jp/en/jp/JVN24646833/index.html third-party-advisoryx_refsource_JVN
- http://jvndb.jvn.jp/jvndb/JVNDB-2012-000059 third-party-advisoryx_refsource_JVNDB
- http://www.seil.jp/support/security/a01232.html x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://jvn.jp/en/jp/JVN24646833/index.html | third-party-advisoryx_refsource_JVN | |
| http://jvndb.jvn.jp/jvndb/JVNDB-2012-000059 | third-party-advisoryx_refsource_JVNDB | |
| http://www.seil.jp/support/security/a01232.html | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.