// For flags

CVE-2018-21147

 

Severity Score

6.8
*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 authenticated user. This affects D7800 before 1.0.1.34, R7500v2 before 1.0.3.26, R7800 before 1.0.2.42, R8900 before 1.0.3.10, R9000 before 1.0.3.10, WNDR4300v2 before 1.0.0.54, and WNDR4500v3 before 1.0.0.54.

Determinados dispositivos NETGEAR están afectados por un desbordamiento del búfer en la región stack de la memoria por parte de un usuario autenticado. Esto afecta a D7800 versiones anteriores a 1.0.1.34, R7500v2 versiones anteriores a 1.0.3.26, R7800 versiones anteriores a la versión 1.0.2.42, R8900 versiones anteriores a la versión 1.0.3.10, R9000 versiones anteriores a 1.0.3.10, WNDR4300v2 versiones anteriores a 1.0.0.54 y WNDR4500v3 versiones anteriores a 1.0.0.54.

*Credits: N/A
CVSS Scores
Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Adjacent
Attack Complexity
Low
Authentication
Single
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-04-20 CVE Reserved
  • 2020-04-21 CVE Published
  • 2023-03-08 EPSS Updated
  • 2024-08-05 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-787: Out-of-bounds Write
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Netgear
Search vendor "Netgear"
D7800 Firmware
Search vendor "Netgear" for product "D7800 Firmware"
< 1.0.1.34
Search vendor "Netgear" for product "D7800 Firmware" and version " < 1.0.1.34"
-
Affected
in Netgear
Search vendor "Netgear"
D7800
Search vendor "Netgear" for product "D7800"
--
Safe
Netgear
Search vendor "Netgear"
R7500 Firmware
Search vendor "Netgear" for product "R7500 Firmware"
< 1.0.3.26
Search vendor "Netgear" for product "R7500 Firmware" and version " < 1.0.3.26"
-
Affected
in Netgear
Search vendor "Netgear"
R7500
Search vendor "Netgear" for product "R7500"
v2
Search vendor "Netgear" for product "R7500" and version "v2"
-
Safe
Netgear
Search vendor "Netgear"
R7800 Firmware
Search vendor "Netgear" for product "R7800 Firmware"
< 1.0.2.42
Search vendor "Netgear" for product "R7800 Firmware" and version " < 1.0.2.42"
-
Affected
in Netgear
Search vendor "Netgear"
R7800
Search vendor "Netgear" for product "R7800"
--
Safe
Netgear
Search vendor "Netgear"
R8900 Firmware
Search vendor "Netgear" for product "R8900 Firmware"
< 1.0.3.10
Search vendor "Netgear" for product "R8900 Firmware" and version " < 1.0.3.10"
-
Affected
in Netgear
Search vendor "Netgear"
R8900
Search vendor "Netgear" for product "R8900"
--
Safe
Netgear
Search vendor "Netgear"
R9000 Firmware
Search vendor "Netgear" for product "R9000 Firmware"
< 1.0.3.10
Search vendor "Netgear" for product "R9000 Firmware" and version " < 1.0.3.10"
-
Affected
in Netgear
Search vendor "Netgear"
R9000
Search vendor "Netgear" for product "R9000"
--
Safe
Netgear
Search vendor "Netgear"
Wndr4300 Firmware
Search vendor "Netgear" for product "Wndr4300 Firmware"
< 1.0.0.54
Search vendor "Netgear" for product "Wndr4300 Firmware" and version " < 1.0.0.54"
-
Affected
in Netgear
Search vendor "Netgear"
Wndr4300
Search vendor "Netgear" for product "Wndr4300"
v2
Search vendor "Netgear" for product "Wndr4300" and version "v2"
-
Safe
Netgear
Search vendor "Netgear"
Wndr4500 Firmware
Search vendor "Netgear" for product "Wndr4500 Firmware"
< 1.0.0.54
Search vendor "Netgear" for product "Wndr4500 Firmware" and version " < 1.0.0.54"
-
Affected
in Netgear
Search vendor "Netgear"
Wndr4500
Search vendor "Netgear" for product "Wndr4500"
v3
Search vendor "Netgear" for product "Wndr4500" and version "v3"
-
Safe