// For flags

CVE-2018-21203

 

Severity Score

8.8
*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 R6100 before 1.0.1.20, R9000 before 1.0.2.52, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.50, and WNDR4500v3 before 1.0.0.50.

Determinados dispositivos de 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 R6100 versiones anteriores a 1.0.1.20, R9000 versiones anteriores a 1.0.2.52, WNDR3700v4 versiones anteriores a 1.0.2.96, WNDR4300 versiones anteriores a 1.0.2.98, WNDR4300v2 versiones anteriores a 1.0.0.50, y WNDR4500v3 versiones anteriores a 1.0.0.50.

*Credits: N/A
CVSS Scores
Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Adjacent
Attack Complexity
Low
Authentication
None
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
  • 2020-04-28 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"
R6100 Firmware
Search vendor "Netgear" for product "R6100 Firmware"
< 1.0.1.20
Search vendor "Netgear" for product "R6100 Firmware" and version " < 1.0.1.20"
-
Affected
in Netgear
Search vendor "Netgear"
R6100
Search vendor "Netgear" for product "R6100"
--
Safe
Netgear
Search vendor "Netgear"
R9000 Firmware
Search vendor "Netgear" for product "R9000 Firmware"
< 1.0.2.52
Search vendor "Netgear" for product "R9000 Firmware" and version " < 1.0.2.52"
-
Affected
in Netgear
Search vendor "Netgear"
R9000
Search vendor "Netgear" for product "R9000"
--
Safe
Netgear
Search vendor "Netgear"
Wndr3700 Firmware
Search vendor "Netgear" for product "Wndr3700 Firmware"
< 1.0.2.96
Search vendor "Netgear" for product "Wndr3700 Firmware" and version " < 1.0.2.96"
-
Affected
in Netgear
Search vendor "Netgear"
Wndr3700
Search vendor "Netgear" for product "Wndr3700"
v4
Search vendor "Netgear" for product "Wndr3700" and version "v4"
-
Safe
Netgear
Search vendor "Netgear"
Wndr4300 Firmware
Search vendor "Netgear" for product "Wndr4300 Firmware"
< 1.0.2.98
Search vendor "Netgear" for product "Wndr4300 Firmware" and version " < 1.0.2.98"
-
Affected
in Netgear
Search vendor "Netgear"
Wndr4300
Search vendor "Netgear" for product "Wndr4300"
--
Safe
Netgear
Search vendor "Netgear"
Wndr4300 Firmware
Search vendor "Netgear" for product "Wndr4300 Firmware"
< 1.0.0.50
Search vendor "Netgear" for product "Wndr4300 Firmware" and version " < 1.0.0.50"
-
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"
< 1.0.0.50
Search vendor "Netgear" for product "Wndr4500 Firmware" and version " < 1.0.0.50"
-
Affected
in Netgear
Search vendor "Netgear"
Wndr4500
Search vendor "Netgear" for product "Wndr4500"
v3
Search vendor "Netgear" for product "Wndr4500" and version "v3"
-
Safe