PT-2021-17266 · Fiberhome · Fiberhome Hg6245D

Pierre Kim · Published 2021-02-10 · Updated 2021-02-11 · CVE-2021-27147

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 versions through RP2613

Description: An issue was discovered where the web daemon on the affected devices contains hardcoded admin credentials, specifically admin for both the username and password, intended for an Internet Service Provider (ISP).

Recommendations: For FiberHome HG6245D versions through RP2613, consider changing the default admin credentials to secure ones as a temporary workaround, and restrict access to the web daemon to minimize the risk of exploitation. 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-2021-27147

Affected Products

Fiberhome Hg6245D

References · 3

• 🔥 https://pierrekim.github.io/blog/2021-01-12-fiberhome-ont-0day-vulnerabilities.html#httpd-hardcoded-credentials · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-27147 · Security Note
• https://osv.dev/vulnerability/CVE-2021-27147 · Vendor Advisory