CVE-2021-45638
Severity Score
9.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D6220 before 1.0.0.68, D6400 before 1.0.0.102, D7000v2 before 1.0.0.74, D8500 before 1.0.3.60, DC112A before 1.0.0.56, R6300v2 before 1.0.4.50, R6400 before 1.0.1.68, R7000 before 1.0.11.116, R7100LG before 1.0.0.70, RBS40V before 2.6.2.8, RBW30 before 2.6.2.2, RS400 before 1.5.1.80, R7000P before 1.3.2.132, and R6900P before 1.3.2.132.
Determinados dispositivos NETGEAR están afectados por un desbordamiento del búfer en la región stack de la memoria por parte de un atacante no autenticado. Esto afecta a D6220 versiones anteriores a 1.0.0.68, D6400 versiones anteriores a 1.0.0.102, D7000v2 versiones anteriores a 1.0.0.74, D8500 versiones anteriores a 1.0.3.60, DC112A versiones anteriores a 1.0.0.56, R6300v2 versiones anteriores a 1.0.4.50, R6400 versiones anteriores a 1.0. 1.68, R7000 versiones anteriores a 1.0.11.116, R7100LG versiones anteriores a 1.0.0.70, RBS40V versiones anteriores a 2.6.2.8, RBW30 versiones anteriores a 2.6.2.2, RS400 versiones anteriores a 1.5.1.80, R7000P versiones anteriores a 1.3.2.132 y R6900P versiones anteriores a 1.3.2.132
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
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
- 2021-12-25 CVE Reserved
- 2021-12-26 CVE Published
- 2024-08-04 CVE Updated
- 2024-09-10 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-787: Out-of-bounds Write
CAPEC
References (1)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://kb.netgear.com/000064496/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Some-Routers-PSV-2020-0464 | 2022-01-10 |
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Netgear Search vendor "Netgear" | D6220 Firmware Search vendor "Netgear" for product "D6220 Firmware" | < 1.0.0.68 Search vendor "Netgear" for product "D6220 Firmware" and version " < 1.0.0.68" | - |
Affected
| in | Netgear Search vendor "Netgear" | D6220 Search vendor "Netgear" for product "D6220" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | D6400 Firmware Search vendor "Netgear" for product "D6400 Firmware" | < 1.0.0.102 Search vendor "Netgear" for product "D6400 Firmware" and version " < 1.0.0.102" | - |
Affected
| in | Netgear Search vendor "Netgear" | D6400 Search vendor "Netgear" for product "D6400" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | D7000v2 Firmware Search vendor "Netgear" for product "D7000v2 Firmware" | < 1.0.0.74 Search vendor "Netgear" for product "D7000v2 Firmware" and version " < 1.0.0.74" | - |
Affected
| in | Netgear Search vendor "Netgear" | D7000v2 Search vendor "Netgear" for product "D7000v2" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | D8500 Firmware Search vendor "Netgear" for product "D8500 Firmware" | < 1.0.3.60 Search vendor "Netgear" for product "D8500 Firmware" and version " < 1.0.3.60" | - |
Affected
| in | Netgear Search vendor "Netgear" | D8500 Search vendor "Netgear" for product "D8500" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | Dc112a Firmware Search vendor "Netgear" for product "Dc112a Firmware" | < 1.0.0.56 Search vendor "Netgear" for product "Dc112a Firmware" and version " < 1.0.0.56" | - |
Affected
| in | Netgear Search vendor "Netgear" | Dc112a Search vendor "Netgear" for product "Dc112a" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | R6300v2 Firmware Search vendor "Netgear" for product "R6300v2 Firmware" | < 1.0.4.50 Search vendor "Netgear" for product "R6300v2 Firmware" and version " < 1.0.4.50" | - |
Affected
| in | Netgear Search vendor "Netgear" | R6300v2 Search vendor "Netgear" for product "R6300v2" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | R6400 Firmware Search vendor "Netgear" for product "R6400 Firmware" | < 1.0.1.68 Search vendor "Netgear" for product "R6400 Firmware" and version " < 1.0.1.68" | - |
Affected
| in | Netgear Search vendor "Netgear" | R6400 Search vendor "Netgear" for product "R6400" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | R7000 Firmware Search vendor "Netgear" for product "R7000 Firmware" | < 1.0.11.116 Search vendor "Netgear" for product "R7000 Firmware" and version " < 1.0.11.116" | - |
Affected
| in | Netgear Search vendor "Netgear" | R7000 Search vendor "Netgear" for product "R7000" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | R7100lg Firmware Search vendor "Netgear" for product "R7100lg Firmware" | < 1.0.0.70 Search vendor "Netgear" for product "R7100lg Firmware" and version " < 1.0.0.70" | - |
Affected
| in | Netgear Search vendor "Netgear" | R7100lg Search vendor "Netgear" for product "R7100lg" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | R7000p Firmware Search vendor "Netgear" for product "R7000p Firmware" | < 1.3.2.132 Search vendor "Netgear" for product "R7000p Firmware" and version " < 1.3.2.132" | - |
Affected
| in | Netgear Search vendor "Netgear" | R7000p Search vendor "Netgear" for product "R7000p" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | Rbs40v Firmware Search vendor "Netgear" for product "Rbs40v Firmware" | < 2.6.2.8 Search vendor "Netgear" for product "Rbs40v Firmware" and version " < 2.6.2.8" | - |
Affected
| in | Netgear Search vendor "Netgear" | Rbs40v Search vendor "Netgear" for product "Rbs40v" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | Rbw30 Firmware Search vendor "Netgear" for product "Rbw30 Firmware" | < 2.6.2.2 Search vendor "Netgear" for product "Rbw30 Firmware" and version " < 2.6.2.2" | - |
Affected
| in | Netgear Search vendor "Netgear" | Rbw30 Search vendor "Netgear" for product "Rbw30" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | Rs400 Firmware Search vendor "Netgear" for product "Rs400 Firmware" | < 1.5.1.80 Search vendor "Netgear" for product "Rs400 Firmware" and version " < 1.5.1.80" | - |
Affected
| in | Netgear Search vendor "Netgear" | Rs400 Search vendor "Netgear" for product "Rs400" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | R6900p Firmware Search vendor "Netgear" for product "R6900p Firmware" | < 1.3.2.132 Search vendor "Netgear" for product "R6900p Firmware" and version " < 1.3.2.132" | - |
Affected
| in | Netgear Search vendor "Netgear" | R6900p Search vendor "Netgear" for product "R6900p" | - | - |
Safe
|