CVE-2021-27170

An issue was discovered on FiberHome HG6245D devices through RP2613. By default, there are no firewall rules for IPv6 connectivity, exposing the internal management interfaces to the Internet.

CVSS v3 9.8 CRITICAL
CVSS v2.0 5.0 MEDIUM

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://pierrekim.github.io/blog/2021-01-12-fiberhome-ont-0day-vulnerabilities.html#insecure-ipv6	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:fiberhome:hg6245d_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:fiberhome:hg6245d:-:*:*:*:*:*:*:*

History

12 Feb 2021, 01:00

Type	Values Removed	Values Added
CWE		CWE-922
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 5.0 v3 : 9.8
CPE		cpe:2.3:o:fiberhome:hg6245d_firmware:::::::: cpe:2.3:h:fiberhome:hg6245d:-:::::::*
References	~~(MISC) https://pierrekim.github.io/blog/2021-01-12-fiberhome-ont-0day-vulnerabilities.html#insecure-ipv6 -~~	(MISC) https://pierrekim.github.io/blog/2021-01-12-fiberhome-ont-0day-vulnerabilities.html#insecure-ipv6 - Exploit, Third Party Advisory

10 Feb 2021, 19:57

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-02-10 19:15

Updated : 2023-12-10 13:41

NVD link : CVE-2021-27170

Mitre link : CVE-2021-27170

CVE.ORG link : CVE-2021-27170

JSON object : View

Products Affected

fiberhome

hg6245d_firmware
hg6245d

CWE

CWE-922

Insecure Storage of Sensitive Information

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