CVE-2021-35327: Critical severity totolink a720r firmware vulnerability
A vulnerability in TOTOLINK A720R A720RFirmware v4.1.5cu.470B20200911 allows attackers to start the Telnet service, then login with the default credentials via a crafted POST request.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2021-35327?
The severity of CVE-2021-35327 is critical, with a CVSS score of 9.8.
How does CVE-2021-35327 affect TOTOLINK A720R A720R_Firmware?
CVE-2021-35327 allows attackers to start the Telnet service and login with the default credentials on TOTOLINK A720R A720R_Firmware v4.1.5cu.470_B20200911 via a crafted POST request.
Is TOTOLINK A720R A720R_Firmware v4.1.5cu.470_B20200911 vulnerable to CVE-2021-35327?
Yes, TOTOLINK A720R A720R_Firmware v4.1.5cu.470_B20200911 is vulnerable to CVE-2021-35327.
How can an attacker exploit CVE-2021-35327?
An attacker can exploit CVE-2021-35327 by starting the Telnet service and logging in with the default credentials using a crafted POST request.
Is there a fix for CVE-2021-35327?
At the time of writing, there is no known fix for CVE-2021-35327. It is recommended to follow security best practices, such as changing default credentials and regularly updating firmware, to mitigate the risk.