CVE-2021-20712 Information

Description

Improper access control vulnerability in NEC Aterm WG2600HS firmware Ver1.5.1 and earlier and Aterm WX3000HP firmware Ver1.1.2 and earlier allows a device connected to the LAN side to be accessed from the WAN side due to the defect in the IPv6 firewall function.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Reference

https://jvn.jp/en/jp/JVN29739718/index.html https://jpn.nec.com/security-info/secinfo/nv21-010.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

NONE

Base Score

NONE

Base Severity

5.3