PT-2021-17286 · Fiberhome · Fiberhome Hg6245D

Pierre Kim · Published 2021-02-10 · Updated 2021-02-12 · CVE-2021-27167

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: FiberHome HG6245D devices through RP2613

Description: An issue was discovered on FiberHome HG6245D devices, where a password of four hexadecimal characters for the admin account is generated in init 3bb password in libci adaptation layer.so.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Using Hardcoded Credentials

Weakness Enumeration

CWE-798

Related Identifiers

CVE-2021-27167

Affected Products

Fiberhome Hg6245D

References · 5

• 🔥 https://pierrekim.github.io/blog/2021-01-12-fiberhome-ont-0day-vulnerabilities.html#telnet-linux-hardcoded-credentials · Exploit
• https://osv.dev/vulnerability/CVE-2021-27167 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-27167 · Security Note
• https://t.me/cibsecurity/23389 · Telegram Post
• https://t.me/cvenotify/9847 · Telegram Post