VULNERABILITY INTELLIGENCE
CVE-2021-27171
CVSS score9.8 CRITICAL
EPSS probability17.84%
CISA KEVNot currently listed
Published2021-02-10
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Description
An issue was discovered on FiberHome HG6245D devices through RP2613. It is possible to start a Linux telnetd as root on port 26/tcp by using the CLI interface commands of ddd and shell (or tshell).
Weakness classification
- nvd@nist.gov: CWE-787
Primary references
- cve@mitre.org — Exploit, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory