Network
F-Solutions Oy
AS51691registered in Finland (FI)hosts in 1 country
As of 2026-10-07, F-Solutions Oy (AS51691, registered in Finland) had 4 605 hosts seen in 1 country; 130 of them with known CVEs (649 distinct, 5 known to be exploited). It announces 4 IPv4 prefixes and 2 IPv6 prefixes (6 144 IPv4 addresses, 12 188th by address space).
Known CVEs in this network
CVEs by severity: CRITICAL 131 HIGH 245 MEDIUM 247 LOW 26
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: 13 hosts with CVEs only from an older observation (software reported earlier, no service of that kind open now). Not counted: 15 hosts with CVEs only on distribution builds whose fix may be backported.
Counted 2026-10-07 03:22 UTC
- Organisation
- F-Solutions Oy
- Network type
- Network service provider (transit) · peering policy Open
- Website
- https://www.f-solutions.fi/
- Registry
- RIPE NCC · Finland FI · allocated 2010-10-20
- Announced prefixes
- 4 IPv4 · 2 IPv6 See them
- IPv4 address space
- 6 144 addresses · 12 188th of 87 237 networks by size
- Rank by exposure
- 2 027th by hosts with known CVEs Ranking
Routing
Most common CVEs in this network
| CVE | Hosts |
|---|---|
| CVE-2026-35385 HIGH 8.1 | 98 |
| CVE-2026-35414 HIGH 8.1 | 98 |
| CVE-2026-35387 MEDIUM 6.5 | 98 |
| CVE-2026-35388 LOW 2.5 | 98 |
| CVE-2023-38408 CRITICAL 9.8 | 80 |
| CVE-2023-51385 MEDIUM 6.5 | 80 |
| CVE-2023-48795 MEDIUM 5.9 | 80 |
| CVE-2025-26465 MEDIUM 6.8 | 73 |
| CVE-2025-32728 LOW 3.8 | 71 |
| CVE-2026-60002 HIGH 7.7 | 53 |
| CVE-2026-60000 HIGH 7.5 | 53 |
| CVE-2026-59998 MEDIUM 6.5 | 53 |
| CVE-2026-60001 MEDIUM 6.5 | 53 |
| CVE-2026-59999 MEDIUM 5.9 | 53 |
| CVE-2026-59995 MEDIUM 5.4 | 53 |
| CVE-2026-59996 MEDIUM 5.4 | 53 |
| CVE-2026-59997 MEDIUM 5.4 | 53 |
| CVE-2026-73282 MEDIUM 4.8 | 53 |
| CVE-2026-73281 LOW 3.5 | 53 |
| CVE-2026-73283 LOW 2.5 | 53 |
| CVE-2016-20012 MEDIUM 5.3 | 46 |
| CVE-2021-36368 LOW 3.7 | 46 |
| CVE-2024-6387 HIGH 8.1 | 40 |
| CVE-2023-28531 CRITICAL 9.8 | 33 |
| CVE-2023-51384 MEDIUM 5.5 | 33 |
| CVE-2020-15778 HIGH 7.4 | 29 |
| CVE-2021-41617 HIGH 7.0 | 28 |
| CVE-2020-14145 MEDIUM 5.9 | 27 |
| CVE-2025-61984 LOW 3.6 | 27 |
| CVE-2025-61985 LOW 3.6 | 27 |
| CVE-2023-44487 HIGH 7.5 known exploited | 21 |
| CVE-2025-23419 MEDIUM 5.3 | 21 |
| CVE-2019-6109 MEDIUM 6.8 | 20 |
| CVE-2019-6110 MEDIUM 6.8 | 20 |
| CVE-2019-6111 MEDIUM 5.9 | 20 |
| CVE-2018-15473 MEDIUM 5.3 | 20 |
| CVE-2018-20685 MEDIUM 5.3 | 20 |
| CVE-2021-28041 HIGH 7.1 | 19 |
| CVE-2018-15919 MEDIUM 5.3 | 17 |
| CVE-2021-3618 HIGH 7.4 | 15 |
| CVE-2022-41741 HIGH 7.8 | 14 |
| CVE-2022-41742 HIGH 7.1 | 14 |
| CVE-2026-28780 CRITICAL 9.8 | 12 |
| CVE-2026-24072 HIGH 8.8 | 12 |
| CVE-2025-58098 HIGH 8.3 | 12 |
| CVE-2021-23017 HIGH 7.7 | 12 |
| CVE-2026-29169 HIGH 7.5 | 12 |
| CVE-2026-34059 HIGH 7.5 | 12 |
| CVE-2026-33857 MEDIUM 5.3 | 12 |
| CVE-2026-34032 MEDIUM 5.3 | 12 |
The 50 found on the most hosts, of 649 CVEs.
Most exposed hosts
Known exploited first, then by the number of CVEs.
Showing the first 100 of 130. Complete lists will be available to registered users.
Where its hosts are
| Country | Hosts | With CVEs |
|---|---|---|
| Finland FI | 4 605 | 130 |