Certain NETGEAR devices are affected by command injection by an authenticated user.

published 2020-12-29 5y ago modified 2026-06-17 4mo ago also EUVD-2020-23449

cvss: 8.4; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 54%
public exploits: 0; none known

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects RBS40V before 2.6.1.4, RBK752 before 3.2.15.25, RBR750 before 3.2.15.25, RBS750 before 3.2.15.25, RBK852 before 3.2.15.25, RBR850 before 3.2.15.25, and RBS850 before 3.2.15.25.

Patch / fix

fixed in 7

netgear rbs40v_firmware 2.6.1.4
netgear rbk752_firmware 3.2.15.25
netgear rbr750_firmware 3.2.15.25
netgear rbs750_firmware 3.2.15.25
netgear rbk852_firmware 3.2.15.25
netgear rbr850_firmware 3.2.15.25
netgear rbs850_firmware 3.2.15.25

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Exploit prediction

0.72% chance of exploitation in the next 30 days, higher than 54% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.4	CVSS:3.1/AC:L/AV:A/A:H/C:H/I:H/PR:H/S:C/UI:N
CNA	3.1	8.4	CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
NVD	3.1	6.8	CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	5.2	AV:A/AC:L/Au:S/C:P/I:P/A:P

Classification

Weakness

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

References

kb.netgear.com /000062629/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-WiFi-Systems-PSV-2020-0034
vendor-advisory

Sources

CVE List CVE-2020-35794
NVD CVE-2020-35794

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