CVE-2021-45989
Severity Score
7.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a stack overflow in the function guestWifiRuleRefresh. This vulnerability allows attackers to cause a Denial of Service (DoS) via the qosGuestUpstream and qosGuestDownstream parameters.
Se ha detectado que los routers Tenda G1 y G3 versión v15.11.0.17(9502)_CN, contienen un desbordamiento de pila en la función guestWifiRuleRefresh. Esta vulnerabilidad permite a atacantes causar una denegación de servicio (DoS) por medio de los parámetros qosGuestUpstream y qosGuestDownstream
*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
- 2022-01-03 CVE Reserved
- 2022-02-04 CVE Published
- 2024-08-04 CVE Updated
- 2024-12-17 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-787: Out-of-bounds Write
CAPEC
References (2)
| URL | Tag | Source |
|---|---|---|
| https://exchange.xforce.ibmcloud.com/vulnerabilities/218959 | Third Party Advisory | |
| https://github.com/pjqwudi/my_vuln/blob/main/Tenda/vuln_4/4.md | Broken Link |
| URL | Date | SRC |
|---|
| 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 |
| Tendacn Search vendor "Tendacn" | G1 Firmware Search vendor "Tendacn" for product "G1 Firmware" | 15.11.0.17\(9502\)_cn Search vendor "Tendacn" for product "G1 Firmware" and version "15.11.0.17\(9502\)_cn" | - |
Affected
| in | Tendacn Search vendor "Tendacn" | G1 Search vendor "Tendacn" for product "G1" | - | - |
Safe
|
| Tendacn Search vendor "Tendacn" | G3 Firmware Search vendor "Tendacn" for product "G3 Firmware" | 15.11.0.17\(9502\)_cn Search vendor "Tendacn" for product "G3 Firmware" and version "15.11.0.17\(9502\)_cn" | - |
Affected
| in | Tendacn Search vendor "Tendacn" | G3 Search vendor "Tendacn" for product "G3" | - | - |
Safe
|