CVSS 3.1
5.4 mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:NCVE-2021-20843
Medium (5.4). EPSS 0.7% chance of exploitation in the next 30 days.
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.
Severity
- EPSS
- 0.7% chance of exploitation in the next 30 days; higher than 52% of CVEs (scores of 2026-10-31)
- CWE
- CWE-829
- Published
- Modified
- Record from
- the NVD, synced
Affected
- ntt-west:biz_box_nvr510_firmware
- ntt-west:biz_box_nvr700w_firmware
- ntt-west:biz_box_rtx1210_firmware
- ntt-west:biz_box_rtx830_firmware
- yamaha:nvr510_firmware
- yamaha:nvr700w_firmware
- yamaha:rtx1210_firmware
- yamaha:rtx830_firmware