CVE-2021-37273

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-37273
A Denial of Service issue exists in China Telecom Corporation EPON Tianyi Gateway ZXHN F450(EPON ONU) 3.0. Tianyi Gateway is a hardware terminal of "Optical Modem Smart Router." Attackers can use this vulnerability to restart the device multiple times.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

7.8 /10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:C

Exploitability : 10.0 / Impact : 6.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References
Link Resource
https://www.cnvd.org.cn/flaw/show/2958526 Third Party Advisory
https://www.cnvd.org.cn/flaw/show/2958526 Third Party Advisory
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:chinatelecom:epon_tianyi_gateway_zxhn_f450_firmware:3.0:*:*:*:*:*:*:*
cpe:2.3:h:chinatelecom:epon_tianyi_gateway_zxhn_f450:-:*:*:*:*:*:*:*
History

21 Nov 2024, 06:14

Type Values Removed Values Added
References () https://www.cnvd.org.cn/flaw/show/2958526 - Third Party Advisory () https://www.cnvd.org.cn/flaw/show/2958526 - Third Party Advisory
Information

Published : 2021-09-28 18:15

Updated : 2024-11-21 06:14

NVD link : CVE-2021-37273

Mitre link : CVE-2021-37273

CVE.ORG link : CVE-2021-37273

JSON object : View

Products Affected

chinatelecom

  • epon_tianyi_gateway_zxhn_f450_firmware
  • epon_tianyi_gateway_zxhn_f450
CWE
NVD-CWE-noinfo