CVE-2021-35325 — HIGH (7.5)

Vulnerability Description

A stack overflow in the checkLoginUser function of TOTOLINK A720R A720R_Firmware v4.1.5cu.470_B20200911 allows attackers to cause a denial of service (DOS).

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Totolink	A720R Firmware	4.1.5cu.470_b20200911
Totolink	A720R	-

Related Weaknesses (CWE)

CWE-787

References

https://github.com/hurricane618/my_cves/blob/master/router/totolink/A720R_cookieExploitThird Party Advisory
https://github.com/hurricane618/my_cves/blob/master/router/totolink/A720R_cookieExploitThird Party Advisory

FAQ

What is CVE-2021-35325?

CVE-2021-35325 is a vulnerability with a CVSS score of 7.5 (HIGH). A stack overflow in the checkLoginUser function of TOTOLINK A720R A720R_Firmware v4.1.5cu.470_B20200911 allows attackers to cause a denial of service (DOS).

How severe is CVE-2021-35325?

CVE-2021-35325 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-35325?

Check the references section above for vendor advisories and patch information. Affected products include: Totolink A720R Firmware, Totolink A720R.