Command Injection Vulnerability in TOTOLINK A720R Router
CVE-2021-45742

9.8CRITICAL

Key Information:

Vendor
Totolink
Status
A720r Firmware
Vendor
CVE Published:
4 February 2022

Summary

The TOTOLINK A720R router version v4.1.5cu.470_B20200911 is impacted by a command injection flaw within its 'Main' function. This issue enables remote attackers to execute arbitrary commands on the device by manipulating the QUERY_STRING parameter. Exploitation of this vulnerability could lead to unauthorized access and control over the affected router, highlighting the need for prompt remediation to safeguard network integrity.

References

https://github.com/pjqwudi/my_vuln/blob/main/totolink/vul...
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.