CVE-2021-45736

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Se ha detectado que TOTOLINK X5000R versión v9.1.0u.6118_B20201102, contiene un desbordamiento de pila en la función setL2tpServerCfg. Esta vulnerabilidad permite a atacantes causar una denegación de servicio (DoS) por medio de los parámetros eip, sip, server

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-12-27 CVE Reserved
2022-02-04 CVE Published
2024-08-04 CVE Updated
2024-08-04 First Exploit
2024-12-17 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC
https://github.com/pjqwudi/my_vuln/blob/main/totolink/vuln_9/9.md	2024-08-04

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Totolink Search vendor "Totolink"	X5000r Firmware Search vendor "Totolink" for product "X5000r Firmware"	9.1.0u.6118_b20201102 Search vendor "Totolink" for product "X5000r Firmware" and version "9.1.0u.6118_b20201102"	-	Affected	in	Totolink Search vendor "Totolink"	X5000r Search vendor "Totolink" for product "X5000r"	-	-	Safe