Certain NETGEAR devices are affected by command injection by an unauthenticated attacker.

published 2020-04-15 6y ago modified 2026-06-17 4mo ago also EUVD-2020-4131

cvss: 8.3; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 2.4%; EPSS 2.4% chance of exploitation in 30 days, percentile 84%
public exploits: 0; none known

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects R6400v2 before 1.0.4.84, R6700 before 1.0.2.8, R6700v3 before 1.0.4.84, R6900 before 1.0.2.8, and R7900 before 1.0.3.10.

Patch / fix

fixed in 4

netgear r6400_firmware 1.0.4.84
netgear r6700_firmware 1.0.2.8, 1.0.4.84
netgear r6900_firmware 1.0.2.8
netgear r7900_firmware 1.0.3.10

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Exploit prediction

2.38% chance of exploitation in the next 30 days, higher than 84% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.0	8.3	CVSS:3.0/AC:L/AV:A/A:L/C:H/I:H/PR:N/S:U/UI:N
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA	3.0	8.3	CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
NVD	2.0	7.5	AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness

CWE-77 Improper Neutralization of Special Elements used in a Command

References

kb.netgear.com /000061741/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Routers-PSV-2019-0051
vendor-advisory

Sources

CVE List CVE-2020-11789
NVD CVE-2020-11789

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