High severity · published Apr 16, 2020
CVE-2019-20734
Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker
8.8
CVSS
0.5%
EPSS
No
On KEV
Description
Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D6220 before 1.0.0.40, D8500 before 1.0.3.39, EX3700 before 1.0.0.70, EX3800 before 1.0.0.70, EX6000 before 1.0.0.30, EX6100 before 1.0.2.22, EX6120 before 1.0.0.40, EX6130 before 1.0.0.22, EX6150v1 before 1.0.0.42, EX6200 before 1.0.3.88, EX7000 before 1.0.0.66, R6300v2 before 1.0.4.18, R6400 before 1.0.1.24, R6400v2 before 1.0.2.32, R6700 before 1.0.1.22, R6700v3 before 1.0.2.32, R6900 before 1.0.1.22, R7000 before 1.0.9.6, R6900P before 1.0.0.56, R7000P before 1.0.0.56, R7100LG before 1.0.0.42, R7300DST before 1.0.0.54, R7900 before 1.0.1.26, R8300 before 1.0.2.106, R8500 before 1.0.2.106, WN2500RPv2 before 1.0.1.54, and WNR3500Lv2 before 1.2.0.46. NOTE: this may be a result of an incomplete fix for CVE-2017-18864.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 41% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DF
D6220 Firmware · Netgear
before 1.0.0.40 · source: NVD
DF
D8500 Firmware · Netgear
before 1.0.3.39 · source: NVD
EF
Ex3700 Firmware · Netgear
before 1.0.0.70 · source: NVD
EF
Ex3800 Firmware · Netgear
before 1.0.0.70 · source: NVD
EF
Ex6000 Firmware · Netgear
before 1.0.0.30 · source: NVD
EF
Ex6100 Firmware · Netgear
before 1.0.2.22 · source: NVD
EF
Ex6120 Firmware · Netgear
before 1.0.0.40 · source: NVD
EF
Ex6130 Firmware · Netgear
before 1.0.0.22 · source: NVD
EF
Ex6150 Firmware · Netgear
before 1.0.0.42 · source: NVD
EF
Ex6200 Firmware · Netgear
before 1.0.3.88 · source: NVD
EF
Ex7000 Firmware · Netgear
before 1.0.0.66 · source: NVD
RF
R6300 Firmware · Netgear
before 1.0.4.18 · source: NVD
Affected product
DF
D6220 Firmware
Netgear
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