CVE-2021-27141
CRITICALFiberHome HG6245D Firmware < RP2613 - Use of Hard-coded Credentials in /fhconf/umconfig.txt
Title source: llmDescription
An issue was discovered on FiberHome HG6245D devices through RP2613. Credentials in /fhconf/umconfig.txt are obfuscated via XOR with the hardcoded *j7a(L#yZ98sSd5HfSgGjMj8;Ss;d)(*&^#@$a2s0i3g key. (The webs binary has details on how XOR is used.)
References (1)
Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://pierrekim.github.io/blog/2021-01-12-fiberhome-ont-0day-vulnerabilities.html#httpd-decryption-algorithm
Scores
CVSS v3
9.8
EPSS
0.1580
EPSS Percentile
96.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-798
Status
published
Products (1)
fiberhome/hg6245d_firmware
< rp2613
Published
Feb 10, 2021
Tracked Since
Feb 18, 2026