CVE-2021-43662
Severity Score
6.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
totolink EX300_v2, ver V4.0.3c.140_B20210429 and A720R ,ver V4.1.5cu.470_B20200911 have an issue which causes uncontrolled resource consumption.
totolink EX300_v2, versión V4.0.3c.140_B20210429 y A720R ,versión V4.1.5cu.470_B20200911, presentan un problema que causa un consumo no controlado de recursos
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2021-11-15 CVE Reserved
- 2022-03-30 CVE Published
- 2024-08-04 CVE Updated
- 2024-08-04 First Exploit
- 2024-12-13 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-770: Allocation of Resources Without Limits or Throttling
CAPEC
References (1)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|---|---|
| https://github.com/chibataiki/iot-vuls/blob/main/totolink/dos.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" | Ex300 V2 Firmware Search vendor "Totolink" for product "Ex300 V2 Firmware" | 4.0.3c.140_b20210429 Search vendor "Totolink" for product "Ex300 V2 Firmware" and version "4.0.3c.140_b20210429" | - |
Affected
| in | Totolink Search vendor "Totolink" | Ex300 V2 Search vendor "Totolink" for product "Ex300 V2" | - | - |
Safe
|
| Totolink Search vendor "Totolink" | A720r Firmware Search vendor "Totolink" for product "A720r Firmware" | 4.1.5cu.470_b20200911 Search vendor "Totolink" for product "A720r Firmware" and version "4.1.5cu.470_b20200911" | - |
Affected
| in | Totolink Search vendor "Totolink" | A720r Search vendor "Totolink" for product "A720r" | - | - |
Safe
|