Network
SEWAN SAS
AS8399registered in France (FR)hosts in 5 countries
As of 2026-10-09, SEWAN SAS (AS8399, registered in France) had 15 510 hosts seen in 5 countries; 493 of them with known CVEs (1 155 distinct, 10 known to be exploited). It announces 32 IPv4 prefixes and 4 IPv6 prefixes (170 240 IPv4 addresses, 1 240th by address space).
Known CVEs in this network
CVEs by severity: CRITICAL 181 HIGH 417 MEDIUM 503 LOW 53 UNRATED 1
A match is an indication, not proof: it is based on the software version a service reported, and fixes are often backported without changing the version.
Not counted: 98 hosts with CVEs only on distribution builds whose fix may be backported.
Counted 2026-10-09 03:20 UTC
- Organisation
- Sewan SAS
- Network type
- Access network (cable / DSL / ISP) · peering policy Open
- Website
- https://www.sewan.eu/
- Registry
- RIPE NCC · France FR · allocated 1997-07-29
- Announced prefixes
- 32 IPv4 · 4 IPv6 See them
- IPv4 address space
- 170 240 addresses · 1 240th of 87 266 networks by size
- Rank by exposure
- 823rd by hosts with known CVEs Ranking
- Exchange points
- 10
Routing
Most common CVEs in this network
| CVE | Hosts |
|---|---|
| CVE-2026-60002 HIGH 7.7 | 344 |
| CVE-2026-60000 HIGH 7.5 | 344 |
| CVE-2026-59998 MEDIUM 6.5 | 344 |
| CVE-2026-60001 MEDIUM 6.5 | 344 |
| CVE-2026-59999 MEDIUM 5.9 | 344 |
| CVE-2026-59995 MEDIUM 5.4 | 344 |
| CVE-2026-59996 MEDIUM 5.4 | 344 |
| CVE-2026-59997 MEDIUM 5.4 | 344 |
| CVE-2026-73282 MEDIUM 4.8 | 344 |
| CVE-2026-73281 LOW 3.5 | 344 |
| CVE-2026-73283 LOW 2.5 | 344 |
| CVE-2026-35385 HIGH 8.1 | 305 |
| CVE-2026-35414 HIGH 8.1 | 305 |
| CVE-2026-35387 MEDIUM 6.5 | 305 |
| CVE-2026-35388 LOW 2.5 | 305 |
| CVE-2025-61984 LOW 3.6 | 203 |
| CVE-2025-61985 LOW 3.6 | 203 |
| CVE-2025-26465 MEDIUM 6.8 | 169 |
| CVE-2023-48795 MEDIUM 5.9 | 167 |
| CVE-2026-106585 MEDIUM 6.5 | 165 |
| CVE-2026-106552 MEDIUM 4.2 | 165 |
| CVE-2025-32728 LOW 3.8 | 165 |
| CVE-2026-106582 LOW 3.7 | 165 |
| CVE-2026-106587 LOW 3.6 | 165 |
| CVE-2026-106589 LOW 2.9 | 165 |
| CVE-2026-106583 LOW 2.5 | 165 |
| CVE-2026-106584 LOW 2.5 | 165 |
| CVE-2026-106586 LOW 2.5 | 165 |
| CVE-2026-106553 LOW 2.2 | 165 |
| CVE-2026-106555 LOW 2.2 | 165 |
| CVE-2023-51385 MEDIUM 6.5 | 164 |
| CVE-2023-38408 CRITICAL 9.8 | 163 |
| CVE-2021-36368 LOW 3.7 | 146 |
| CVE-2016-20012 MEDIUM 5.3 | 142 |
| CVE-2020-15778 HIGH 7.4 | 136 |
| CVE-2026-106588 LOW 3.1 | 136 |
| CVE-2021-41617 HIGH 7.0 | 133 |
| CVE-2020-14145 MEDIUM 5.9 | 128 |
| CVE-2019-6110 MEDIUM 6.8 | 112 |
| CVE-2019-6109 MEDIUM 6.8 | 111 |
| CVE-2019-6111 MEDIUM 5.9 | 111 |
| CVE-2018-20685 MEDIUM 5.3 | 111 |
| CVE-2018-15919 MEDIUM 5.3 | 103 |
| CVE-2019-16905 HIGH 7.8 | 90 |
| CVE-2026-93546 HIGH 8.8 | 50 |
| CVE-2026-56154 CRITICAL 9.8 | 36 |
| CVE-2026-57941 CRITICAL 9.8 | 36 |
| CVE-2026-59797 CRITICAL 9.8 | 36 |
| CVE-2026-73636 HIGH 8.1 | 36 |
| CVE-2026-48005 HIGH 7.5 | 36 |
The 50 found on the most hosts, of 1 155 CVEs.
Most exposed hosts
Known exploited first, then by the number of CVEs.
Showing the first 100 of 493. Complete lists will be available to registered users.
Where its hosts are
| Country | Hosts | With CVEs |
|---|---|---|
| France FR | 14 708 | 471 |
| Spain ES | 687 | 19 |
| Switzerland CH | 88 | 2 |
| Belgium BE | 22 | 1 |
| Germany DE | 5 | 0 |