CVE-2020-11447

Public Exploit

Description

An issue was discovered on Bell HomeHub 3000 SG48222070 devices. Remote authenticated users can retrieve the serial number via cgi/json-req - this is an information leak because the serial number is intended to prove an actor's physical access to the device.

Category

4.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.07%
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://support.bell.ca/Internet/Connection-help/Access_control_in_the_Home_Hub_modems product
https://0xem.ma/posts/HH3K-CVE/ exploit

Frequently Asked Questions

What is the severity of CVE-2020-11447?
CVE-2020-11447 has been scored as a medium severity vulnerability.
How to fix CVE-2020-11447?
To fix CVE-2020-11447, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-11447 being actively exploited in the wild?
It is possible that CVE-2020-11447 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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