CVE-2021-20680 Information

Description

Cross-site scripting vulnerability in NEC Aterm devices (Aterm WG1900HP2 firmware Ver.1.3.1 and earlier Aterm WG1900HP firmware Ver.2.5.1 and earlier Aterm WG1800HP4 firmware Ver.1.3.1 and earlier Aterm WG1800HP3 firmware Ver.1.5.1 and earlier Aterm WG1200HS2 firmware Ver.2.5.0 and earlier Aterm WG1200HP3 firmware Ver.1.3.1 and earlier Aterm WG1200HP2 firmware Ver.2.5.0 and earlier Aterm W1200EX firmware Ver.1.3.1 and earlier Aterm W1200EX-MS firmware Ver.1.3.1 and earlier Aterm WG1200HS firmware all versions Aterm WG1200HP firmware all versions Aterm WF800HP firmware all versions Aterm WF300HP2 firmware all versions Aterm WR8165N firmware all versions Aterm W500P firmware all versions and Aterm W300P firmware all versions) allows remote attackers to inject arbitrary script or HTML via unspecified vectors.

CVSS Vector

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

Reference

https://jpn.nec.com/security-info/secinfo/nv21-008.html https://jvn.jp/en/jp/JVN67456944/index.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.1