Vulnerability CVE-2017-14147


Published: 2017-09-07

Description:
An issue was discovered on FiberHome User End Routers Bearing Model Number AN1020-25 which could allow an attacker to easily restore a router to its factory settings by simply browsing to the link http://[Default-Router-IP]/restoreinfo.cgi & execute it. Due to improper authentication on this page, the software accepts the request hence allowing attacker to reset the router to its default configurations which later could allow attacker to login to router by using default username/password.

Type:

CWE-287

(Improper Authentication)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Fiberhomegroup -> Adsl an1020-25 firmware 

 References:
http://packetstormsecurity.com/files/144022/FiberHome-Unauthenticated-ADSL-Router-Factory-Reset.html
https://beefaaubee09.github.io/fiberhome-adsls-dos/
https://www.exploit-db.com/exploits/42649/

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