CVE-2021-20132
Severity Score
8.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Quagga Services on D-Link DIR-2640 less than or equal to version 1.11B02 use default hard-coded credentials, which can allow a remote attacker to gain administrative access to the zebra or ripd those services. Both are running with root privileges on the router (i.e., as the "admin" user, UID 0).
Los servicios de Quagga en el D-Link DIR-2640 menores o iguales a versión 1.11B02, usan credenciales predeterminadas embebidas, que pueden permitir a un atacante remoto conseguir acceso administrativo a zebra o al ripd de esos servicios. Ambos son ejecutados con privilegios de root en el router (es decir, como el usuario "admin", UID 0).
*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
- 2020-12-17 CVE Reserved
- 2021-12-30 CVE Published
- 2024-08-03 CVE Updated
- 2024-08-03 First Exploit
- 2024-09-14 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-798: Use of Hard-coded Credentials
CAPEC
References (1)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|---|---|
| https://www.tenable.com/security/research/tra-2021-44 | 2024-08-03 |
| 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 |
| Dlink Search vendor "Dlink" | Dir-2640-us Firmware Search vendor "Dlink" for product "Dir-2640-us Firmware" | <= 1.11b02 Search vendor "Dlink" for product "Dir-2640-us Firmware" and version " <= 1.11b02" | - |
Affected
| in | Dlink Search vendor "Dlink" | Dir-2640-us Search vendor "Dlink" for product "Dir-2640-us" | - | - |
Safe
|