CVE-2021-27167

Hg6245d Firmware vulnerability

CVSS

9.8

EPSS

14.6%

EPSS pct

96th

Exploited

No known

An issue was discovered on FiberHome HG6245D devices through RP2613. There is a password of four hexadecimal characters for the admin account. These characters are generated in init_3bb_password in libci_adaptation_layer.so.

Affected vendor

Fiberhome

Affected product

Hg6245d Firmware

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness type (CWE)

CWE-798 — Use of Hard-coded Credentials

Published

2021-02-10

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 14.6% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 96% of all scored CVEs.

Check your external exposure to CVE-2021-27167

Confirm whether Fiberhome Hg6245d Firmware is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2021-27167.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2021-27167

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