Efficient Networks 5861 DSL router, when running firmware 5.3.80 configured to block incoming TCP SYN, packets allows remote attackers to cause a denial of service (crash) via a flood of TCP SYN packets to the WAN interface using a port scanner such as nmap
Published Nov 16, 2005
5.0
MEDIUMCVSS 2.0
EPSS 1.81%
Description
Efficient Networks 5861 DSL router, when running firmware 5.3.80 configured to block incoming TCP SYN, packets allows remote attackers to cause a denial of service (crash) via a flood of TCP SYN packets to the WAN interface using a port scanner such as nmap.
Affected products
No data.
- 5.3.80_firmware
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:N/I:N/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 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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.81% (0.01809) | 77.81th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.81% (0.01809) | 75.70th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.27% (0.01271) | 78.14th | v4 (v2025.03.14) |
| Dec 12, 2024 | 2.42% (0.02416) | 90.33th | v3 (v2023.03.01) |
| Oct 23, 2024 | 2.42% (0.02416) | 90.19th | v3 (v2023.03.01) |
| Mar 7, 2023 | 4.69% (0.04688) | 91.35th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.32% (0.01319) | 71.27th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.32% (0.01319) | 71.23th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.32% (0.01319) | 69.22th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.32% (0.01319) | 44.98th | v2 (v2022.01.01) |
No CWE recorded.
References (7)
- http://archives.neohapsis.com/archives/vulnwatch/2003-q1/0015.html mailing-listx_refsource_VULNWATCHVendor Advisory
- http://securitytracker.com/id?1005980 vdb-entryx_refsource_SECTRACK
- http://www.iss.net/security_center/static/11032.php vdb-entryx_refsource_XF
- http://www.securityfocus.com/archive/1/306081 mailing-listx_refsource_BUGTRAQVendor Advisory
- http://www.securityfocus.com/archive/1/308008 mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/6573 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1005910 vdb-entryx_refsource_SECTRACK
| Link | Providers | Tags |
|---|---|---|
| http://archives.neohapsis.com/archives/vulnwatch/2003-q1/0015.html | mailing-listx_refsource_VULNWATCHVendor Advisory | |
| http://securitytracker.com/id?1005980 | vdb-entryx_refsource_SECTRACK | |
| http://www.iss.net/security_center/static/11032.php | vdb-entryx_refsource_XF | |
| http://www.securityfocus.com/archive/1/306081 | mailing-listx_refsource_BUGTRAQVendor Advisory | |
| http://www.securityfocus.com/archive/1/308008 | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/bid/6573 | vdb-entryx_refsource_BID | |
| http://www.securitytracker.com/id?1005910 | vdb-entryx_refsource_SECTRACK |
Change history (0)
No recorded changes yet.