// For flags

CVE-2018-21218

 

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 buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1.0.0.67, D6100 before 1.0.0.56, D7800 before 1.0.1.30, R6100 before 1.0.1.20, R7500 before 1.0.0.118, R7500v2 before 1.0.3.24, R9000 before 1.0.2.52, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.50, WNDR4500v3 before 1.0.0.50, and WNR2000v5 before 1.0.0.62.

Determinados dispositivos de NETGEAR están afectados por un desbordamiento del búfer por parte de un atacante no autenticado. Esto afecta a D3600 versiones anteriores a 1.0.0.67, D6000 versiones anteriores a 1.0.0.67, D6100 versiones anteriores a 1.0.0.56, D7800 versiones anteriores a 1.0.1.30, R6100 versiones anteriores a 1.0.1.20, R7500 versiones anteriores a 1.0.0.118, R7500v2 versiones anteriores a 1. 0.3.24, 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, WNDR4500v3 versiones anteriores a 1.0.0.50, y WNR2000v5 versiones anteriores a 1.0.0.62.

*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-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
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"
Wnr2000 Firmware
Search vendor "Netgear" for product "Wnr2000 Firmware"
< 1.0.0.62
Search vendor "Netgear" for product "Wnr2000 Firmware" and version " < 1.0.0.62"
-
Affected
in Netgear
Search vendor "Netgear"
Wnr2000
Search vendor "Netgear" for product "Wnr2000"
v5
Search vendor "Netgear" for product "Wnr2000" and version "v5"
-
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"
R7500 Firmware
Search vendor "Netgear" for product "R7500 Firmware"
< 1.0.0.118
Search vendor "Netgear" for product "R7500 Firmware" and version " < 1.0.0.118"
-
Affected
in Netgear
Search vendor "Netgear"
R7500
Search vendor "Netgear" for product "R7500"
--
Safe
Netgear
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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
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"
D7800 Firmware
Search vendor "Netgear" for product "D7800 Firmware"
< 1.0.1.30
Search vendor "Netgear" for product "D7800 Firmware" and version " < 1.0.1.30"
-
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"
< 1.0.3.24
Search vendor "Netgear" for product "R7500 Firmware" and version " < 1.0.3.24"
-
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"
D6000 Firmware
Search vendor "Netgear" for product "D6000 Firmware"
< 1.0.0.67
Search vendor "Netgear" for product "D6000 Firmware" and version " < 1.0.0.67"
-
Affected
in Netgear
Search vendor "Netgear"
D6000
Search vendor "Netgear" for product "D6000"
--
Safe
Netgear
Search vendor "Netgear"
D3600 Firmware
Search vendor "Netgear" for product "D3600 Firmware"
< 1.0.0.67
Search vendor "Netgear" for product "D3600 Firmware" and version " < 1.0.0.67"
-
Affected
in Netgear
Search vendor "Netgear"
D3600
Search vendor "Netgear" for product "D3600"
--
Safe
Netgear
Search vendor "Netgear"
D6100 Firmware
Search vendor "Netgear" for product "D6100 Firmware"
< 1.0.0.56
Search vendor "Netgear" for product "D6100 Firmware" and version " < 1.0.0.56"
-
Affected
in Netgear
Search vendor "Netgear"
D6100
Search vendor "Netgear" for product "D6100"
--
Safe