CVE-2021-27170
9.8
CRITICAL · CVSS 3.1 · EPSS 15.9% (pctl 97)
Patch early
EPSS 15.9% — above the 10% action threshold.
Description
An issue was discovered on FiberHome HG6245D devices through RP2613. By default, there are no firewall rules for IPv6 connectivity, exposing the internal management interfaces to the Internet.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 15.95% — more likely to be exploited than 97% of all CVEs |
| Weakness | CWE-922 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2021-02-10 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| fiberhome | hg6245d |
| fiberhome | hg6245d firmware |
References
→ the Explorer · watch your stack · NVD