CVE-2021-20843 Information

Description

Cross-site script inclusion vulnerability in the Web GUI of RTX830 Rev.15.02.17 and earlier NVR510 Rev.15.01.18 and earlier NVR700W Rev.15.00.19 and earlier and RTX1210 Rev.14.01.38 and earlier allows a remote authenticated attacker to alter the settings of the product via a specially crafted web page.

CVSS Vector

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

Reference

http://www.rtpro.yamaha.co.jp/RT/FAQ/Security/JVNVU91161784.html https://business.ntt-east.co.jp/topics/2021/11_09.html https://jvn.jp/en/vu/JVNVU91161784/index.html https://www.ntt-west.co.jp/smb/kiki_info/info/211109.html

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

5.4