High severity · published Apr 22, 2020
CVE-2018-21113
Certain NETGEAR devices are affected by command injection by an unauthenticated attacker
8.8
CVSS
1.6%
EPSS
No
On KEV
Description
Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects D6100 before 1.0.0.58, D7800 before 1.0.1.42, R6100 before 1.0.1.28, R7500 before 1.0.0.130, R7500v2 before 1.0.3.36, R7800 before 1.0.2.52, R8900 before 1.0.4.12, R9000 before 1.0.4.12, WNDR3700v4 before 1.0.2.102, WNDR4300 before 1.0.2.104, WNDR4300v2 before 1.0.0.56, and WNDR4500v3 before 1.0.0.56.
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)1.6% · higher than 76% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DF
D6100 Firmware · Netgear
before 1.0.0.58 · source: NVD
DF
D7800 Firmware · Netgear
before 1.0.1.42 · source: NVD
RF
R6100 Firmware · Netgear
before 1.0.1.28 · source: NVD
RF
R7500 Firmware · Netgear
before 1.0.0.130; before 1.0.3.36 · source: NVD
RF
R7800 Firmware · Netgear
before 1.0.2.52 · source: NVD
RF
R8900 Firmware · Netgear
before 1.0.4.12 · source: NVD
RF
R9000 Firmware · Netgear
before 1.0.4.12 · source: NVD
WF
Wndr3700 Firmware · Netgear
before 1.0.2.102 · source: NVD
WF
Wndr4300 Firmware · Netgear
before 1.0.2.104; before 1.0.0.56 · source: NVD
WF
Wndr4500 Firmware · Netgear
before 1.0.0.56 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-21113
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-21113
Vendor Advisory
https://kb.netgear.com/000060438/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Routers-and-Modem-Routers-PSV-2018-0033
More from D6100 Firmware
9.8
CVE-2016-10174
NETGEAR WNR2000v5 Router Buffer Overflow Vulnerability
8.8
CVE-2018-21220
Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker
8.8
CVE-2018-21219
Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker
8.8
CVE-2018-21218
Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker
8.8
CVE-2018-21217
Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker