CVE-2021-20844 Information

Description

Improper neutralization of HTTP request headers for scripting syntax 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 obtain sensitive information via a specially crafted web page.

CVSS Vector

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

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

5.7