CVE-2021-45527
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 buffer overflow by an authenticated user. This affects D6220 before 1.0.0.68, D6400 before 1.0.0.102, D7000v2 before 1.0.0.66, D8500 before 1.0.3.58, DC112A before 1.0.0.54, EX7000 before 1.0.1.94, EX7500 before 1.0.0.72, R6250 before 1.0.4.48, R6300v2 before 1.0.4.52, R6400 before 1.0.1.70, R6400v2 before 1.0.4.102, R6700v3 before 1.0.4.102, R7000 before 1.0.11.116, R7100LG before 1.0.0.64, R7850 before 1.0.5.68, R7900 before 1.0.4.30, R7960P before 1.4.1.68, R8000 before 1.0.4.52, RAX200 before 1.0.2.88, RBS40V before 2.6.2.4, RS400 before 1.5.1.80, XR300 before 1.0.3.56, R7000P before 1.3.2.124, R8000P before 1.4.1.68, R8500 before 1.0.2.144, RAX80 before 1.0.3.102, R6900P before 1.3.2.124, R7900P before 1.4.1.68, R8300 before 1.0.2.144, RAX75 before 1.0.3.102, RBR750 before 3.2.17.12, RBR850 before 3.2.17.12, RBS750 before 3.2.17.12, RBS850 before 3.2.17.12, RBK752 before 3.2.17.12, and RBK852 before 3.2.17.12.
Determinados dispositivos NETGEAR están afectados por un desbordamiento del búfer por parte de un usuario autenticado. Esto afecta a D6220 versiones anteriores a 1.0.0.68, al D6400 versiones anteriores a 1.0.0.102, a D7000v2 versiones anteriores a 1.0.0.66, al D8500 versiones anteriores a 1.0.3.58, al DC112A versiones anteriores a 1.0.0.54, a EX7000 versiones anteriores a 1.0.1.94, a EX7500 versiones anteriores a 1.0.0.72, a R6250 versiones anteriores a 1.0.4.48, a R6300v2 versiones anteriores a 1. 0.4.52, R6400 versiones anteriores a 1.0.1.70, R6400v2 versiones anteriores a 1.0.4.102, R6700v3 versiones anteriores a 1.0.4.102, R7000 versiones anteriores a 1.0.11.116, R7100LG versiones anteriores a 1.0.0.64, R7850 versiones anteriores a 1.0.5.68, R7900 versiones anteriores a 1.0.4.30, R7960P versiones anteriores a 1.4.1.68, R8000 versiones anteriores a 1.0.4. 52, RAX200 versiones anteriores a 1.0.2.88, RBS40V versiones anteriores a 2.6.2.4, RS400 versiones anteriores a 1.5.1.80, XR300 versiones anteriores a 1.0.3.56, R7000P versiones anteriores a 1.3.2.124, R8000P versiones anteriores a 1.4.1.68, R8500 versiones anteriores a 1.0.2.144, RAX80 versiones anteriores a 1.0.3.102, R6900P versiones anteriores a 1.3.2. 124, R7900P versiones anteriores a 1.4.1.68, R8300 versiones anteriores a 1.0.2.144, RAX75 versiones anteriores a 1.0.3.102, RBR750 versiones anteriores a 3.2.17.12, RBR850 versiones anteriores a 3.2.17.12, RBS750 versiones anteriores a 3.2.17.12, RBS850 versiones anteriores a 3.2.17.12, RBK752 versiones anteriores a 3.2.17.12 y RBK852 versiones anteriores a 3.2.17.12
*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
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CAPEC
References (1)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://kb.netgear.com/000064493/Security-Advisory-for-Post-Authentication-Buffer-Overflow-on-Some-Routers-Extenders-and-WiFi-Systems-PSV-2020-0437 | 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" | Rbk752 Firmware Search vendor "Netgear" for product "Rbk752 Firmware" | < 3.2.17.12 Search vendor "Netgear" for product "Rbk752 Firmware" and version " < 3.2.17.12" | - |
Affected
| in | Netgear Search vendor "Netgear" | Rbk752 Search vendor "Netgear" for product "Rbk752" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | Rbr750 Firmware Search vendor "Netgear" for product "Rbr750 Firmware" | < 3.2.17.12 Search vendor "Netgear" for product "Rbr750 Firmware" and version " < 3.2.17.12" | - |
Affected
| in | Netgear Search vendor "Netgear" | Rbr750 Search vendor "Netgear" for product "Rbr750" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | Rbs750 Firmware Search vendor "Netgear" for product "Rbs750 Firmware" | < 3.2.17.12 Search vendor "Netgear" for product "Rbs750 Firmware" and version " < 3.2.17.12" | - |
Affected
| in | Netgear Search vendor "Netgear" | Rbs750 Search vendor "Netgear" for product "Rbs750" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | Rbk852 Firmware Search vendor "Netgear" for product "Rbk852 Firmware" | < 3.2.17.12 Search vendor "Netgear" for product "Rbk852 Firmware" and version " < 3.2.17.12" | - |
Affected
| in | Netgear Search vendor "Netgear" | Rbk852 Search vendor "Netgear" for product "Rbk852" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | Rbr850 Firmware Search vendor "Netgear" for product "Rbr850 Firmware" | < 3.2.17.12 Search vendor "Netgear" for product "Rbr850 Firmware" and version " < 3.2.17.12" | - |
Affected
| in | Netgear Search vendor "Netgear" | Rbr850 Search vendor "Netgear" for product "Rbr850" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | Rbs850 Firmware Search vendor "Netgear" for product "Rbs850 Firmware" | < 3.2.17.12 Search vendor "Netgear" for product "Rbs850 Firmware" and version " < 3.2.17.12" | - |
Affected
| in | Netgear Search vendor "Netgear" | Rbs850 Search vendor "Netgear" for product "Rbs850" | - | - |
Safe
|
| 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" | < 1.0.0.66 Search vendor "Netgear" for product "D7000v2 Firmware" and version " < 1.0.0.66" | - |
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" | < 1.0.3.58 Search vendor "Netgear" for product "D8500 Firmware" and version " < 1.0.3.58" | - |
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" | < 1.0.0.54 Search vendor "Netgear" for product "Dc112a Firmware" and version " < 1.0.0.54" | - |
Affected
| in | Netgear Search vendor "Netgear" | Dc112a Search vendor "Netgear" for product "Dc112a" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | Ex7000 Firmware Search vendor "Netgear" for product "Ex7000 Firmware" | < 1.0.1.94 Search vendor "Netgear" for product "Ex7000 Firmware" and version " < 1.0.1.94" | - |
Affected
| in | Netgear Search vendor "Netgear" | Ex7000 Search vendor "Netgear" for product "Ex7000" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | Ex7500 Firmware Search vendor "Netgear" for product "Ex7500 Firmware" | < 1.0.0.72 Search vendor "Netgear" for product "Ex7500 Firmware" and version " < 1.0.0.72" | - |
Affected
| in | Netgear Search vendor "Netgear" | Ex7500 Search vendor "Netgear" for product "Ex7500" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | R6250 Firmware Search vendor "Netgear" for product "R6250 Firmware" | < 1.0.4.48 Search vendor "Netgear" for product "R6250 Firmware" and version " < 1.0.4.48" | - |
Affected
| in | Netgear Search vendor "Netgear" | R6250 Search vendor "Netgear" for product "R6250" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | R6300v2 Firmware Search vendor "Netgear" for product "R6300v2 Firmware" | < 1.0.4.52 Search vendor "Netgear" for product "R6300v2 Firmware" and version " < 1.0.4.52" | - |
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" | < 1.0.1.70 Search vendor "Netgear" for product "R6400 Firmware" and version " < 1.0.1.70" | - |
Affected
| in | Netgear Search vendor "Netgear" | R6400 Search vendor "Netgear" for product "R6400" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | R6400v2 Firmware Search vendor "Netgear" for product "R6400v2 Firmware" | < 1.0.4.102 Search vendor "Netgear" for product "R6400v2 Firmware" and version " < 1.0.4.102" | - |
Affected
| in | Netgear Search vendor "Netgear" | R6400v2 Search vendor "Netgear" for product "R6400v2" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | R6700v3 Firmware Search vendor "Netgear" for product "R6700v3 Firmware" | < 1.0.4.102 Search vendor "Netgear" for product "R6700v3 Firmware" and version " < 1.0.4.102" | - |
Affected
| in | Netgear Search vendor "Netgear" | R6700v3 Search vendor "Netgear" for product "R6700v3" | - | - |
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" | < 1.0.0.64 Search vendor "Netgear" for product "R7100lg Firmware" and version " < 1.0.0.64" | - |
Affected
| in | Netgear Search vendor "Netgear" | R7100lg Search vendor "Netgear" for product "R7100lg" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | R7850 Firmware Search vendor "Netgear" for product "R7850 Firmware" | < 1.0.5.68 Search vendor "Netgear" for product "R7850 Firmware" and version " < 1.0.5.68" | - |
Affected
| in | Netgear Search vendor "Netgear" | R7850 Search vendor "Netgear" for product "R7850" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | R7900 Firmware Search vendor "Netgear" for product "R7900 Firmware" | < 1.0.4.30 Search vendor "Netgear" for product "R7900 Firmware" and version " < 1.0.4.30" | - |
Affected
| in | Netgear Search vendor "Netgear" | R7900 Search vendor "Netgear" for product "R7900" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | R7960p Firmware Search vendor "Netgear" for product "R7960p Firmware" | < 1.4.1.68 Search vendor "Netgear" for product "R7960p Firmware" and version " < 1.4.1.68" | - |
Affected
| in | Netgear Search vendor "Netgear" | R7960p Search vendor "Netgear" for product "R7960p" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | R8000 Firmware Search vendor "Netgear" for product "R8000 Firmware" | < 1.0.4.52 Search vendor "Netgear" for product "R8000 Firmware" and version " < 1.0.4.52" | - |
Affected
| in | Netgear Search vendor "Netgear" | R8000 Search vendor "Netgear" for product "R8000" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | Rax200 Firmware Search vendor "Netgear" for product "Rax200 Firmware" | < 1.0.2.88 Search vendor "Netgear" for product "Rax200 Firmware" and version " < 1.0.2.88" | - |
Affected
| in | Netgear Search vendor "Netgear" | Rax200 Search vendor "Netgear" for product "Rax200" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | Rax75 Firmware Search vendor "Netgear" for product "Rax75 Firmware" | < 1.0.3.102 Search vendor "Netgear" for product "Rax75 Firmware" and version " < 1.0.3.102" | - |
Affected
| in | Netgear Search vendor "Netgear" | Rax75 Search vendor "Netgear" for product "Rax75" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | Rax80 Firmware Search vendor "Netgear" for product "Rax80 Firmware" | < 1.0.3.102 Search vendor "Netgear" for product "Rax80 Firmware" and version " < 1.0.3.102" | - |
Affected
| in | Netgear Search vendor "Netgear" | Rax80 Search vendor "Netgear" for product "Rax80" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | Rbs40v Firmware Search vendor "Netgear" for product "Rbs40v Firmware" | < 2.6.2.4 Search vendor "Netgear" for product "Rbs40v Firmware" and version " < 2.6.2.4" | - |
Affected
| in | Netgear Search vendor "Netgear" | Rbs40v Search vendor "Netgear" for product "Rbs40v" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | Xr300 Firmware Search vendor "Netgear" for product "Xr300 Firmware" | < 1.0.3.56 Search vendor "Netgear" for product "Xr300 Firmware" and version " < 1.0.3.56" | - |
Affected
| in | Netgear Search vendor "Netgear" | Xr300 Search vendor "Netgear" for product "Xr300" | - | - |
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" | R7000p Firmware Search vendor "Netgear" for product "R7000p Firmware" | < 1.3.2.124 Search vendor "Netgear" for product "R7000p Firmware" and version " < 1.3.2.124" | - |
Affected
| in | Netgear Search vendor "Netgear" | R7000p Search vendor "Netgear" for product "R7000p" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | R8000p Firmware Search vendor "Netgear" for product "R8000p Firmware" | < 1.4.1.68 Search vendor "Netgear" for product "R8000p Firmware" and version " < 1.4.1.68" | - |
Affected
| in | Netgear Search vendor "Netgear" | R8000p Search vendor "Netgear" for product "R8000p" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | R8500 Firmware Search vendor "Netgear" for product "R8500 Firmware" | < 1.0.2.144 Search vendor "Netgear" for product "R8500 Firmware" and version " < 1.0.2.144" | - |
Affected
| in | Netgear Search vendor "Netgear" | R8500 Search vendor "Netgear" for product "R8500" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | R6900p Firmware Search vendor "Netgear" for product "R6900p Firmware" | < 1.3.2.124 Search vendor "Netgear" for product "R6900p Firmware" and version " < 1.3.2.124" | - |
Affected
| in | Netgear Search vendor "Netgear" | R6900p Search vendor "Netgear" for product "R6900p" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | R7900p Firmware Search vendor "Netgear" for product "R7900p Firmware" | < 1.4.1.68 Search vendor "Netgear" for product "R7900p Firmware" and version " < 1.4.1.68" | - |
Affected
| in | Netgear Search vendor "Netgear" | R7900p Search vendor "Netgear" for product "R7900p" | - | - |
Safe
|
| Netgear Search vendor "Netgear" | R8300 Firmware Search vendor "Netgear" for product "R8300 Firmware" | < 1.0.2.144 Search vendor "Netgear" for product "R8300 Firmware" and version " < 1.0.2.144" | - |
Affected
| in | Netgear Search vendor "Netgear" | R8300 Search vendor "Netgear" for product "R8300" | - | - |
Safe
|