SB2022031804 - Multiple vulnerabilities in Totolink routers

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Command Injection (CVE-ID: CVE-2022-27003)

The vulnerability allows a remote attacker to execute arbitrary commands on the target system.

The vulnerability exists due to improper input validation in the Tunnel 6rd function within the "relay6rd" parameter. A remote attacker can pass specially crafted data to the application and execute arbitrary commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

2) Command Injection (CVE-ID: CVE-2022-27005)

The vulnerability allows a remote attacker to execute arbitrary commands on the target system.

The vulnerability exists due to improper input validation in the setWanCfg function within the "hostName" parameter. A remote attacker can pass specially crafted data to the application and execute arbitrary commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

3) Command Injection (CVE-ID: CVE-2022-27004)

The vulnerability allows a remote attacker to execute arbitrary commands on the target system.

The vulnerability exists due to improper input validation in the Tunnel 6in4 function within the "remote6in4" parameter. A remote attacker can pass specially crafted data to the application and execute arbitrary commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.

References

• https://github.com/wudipjq/my_vuln/blob/main/totolink/vuln_32/32.md
• https://github.com/wudipjq/my_vuln/blob/main/totolink/vuln_30/30.md
• https://github.com/wudipjq/my_vuln/blob/main/totolink/vuln_31/31.md