CVE-2021-45736 — HIGH (7.5)

Vulnerability Description

TOTOLINK X5000R v9.1.0u.6118_B20201102 was discovered to contain a stack overflow in the function setL2tpServerCfg. This vulnerability allows attackers to cause a Denial of Service (DoS) via the eip, sip, server parameters.

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	X5000R Firmware	9.1.0u.6118_b20201102
Totolink	X5000R	-

References

https://github.com/pjqwudi/my_vuln/blob/main/totolink/vuln_9/9.mdExploitThird Party Advisory
https://github.com/pjqwudi/my_vuln/blob/main/totolink/vuln_9/9.mdExploitThird Party Advisory

FAQ

What is CVE-2021-45736?

CVE-2021-45736 is a vulnerability with a CVSS score of 7.5 (HIGH). TOTOLINK X5000R v9.1.0u.6118_B20201102 was discovered to contain a stack overflow in the function setL2tpServerCfg. This vulnerability allows attackers to cause a Denial of Service (DoS) via the eip, ...

How severe is CVE-2021-45736?

CVE-2021-45736 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-2021-45736?

Check the references section above for vendor advisories and patch information. Affected products include: Totolink X5000R Firmware, Totolink X5000R.