CVE-2020-35800

CVE-2020-35800 is a critical-severity vulnerability in Netgear Ac2100 Firmware with a CVSS 3.x base score of 9.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects AC2100 before 1.2.0.72, AC2400 before 1.2.0.72, AC2600 before 1.2.0.72, CBK40 before 2.5.0.10, CBR40 before 2.5.0.10, D6000 before 1.0.0.80, D6220 before 1.0.0.60, D6400 before 1.0.0.94, D7000v2 before 1.0.0.62, D7800 before 1.0.3.48, D8500 before 1.0.3.50, DC112A before 1.0.0.48, DGN2200v4 before 1.0.0.114, DM200 before 1.0.0.66, EAX20 before 1.0.0.36, EAX80 before 1.0.1.62, EX2700 before 1.0.1.58, EX3110 before 1.0.1.68, EX3700 before 1.0.0.84, EX3800 before 1.0.0.84, EX3920 before 1.0.0.84, EX6000 before 1.0.0.44, EX6100v2 before 1.0.1.94, EX6110 before 1.0.1.68, EX6120 before 1.0.0.54, EX6130 before 1.0.0.36, EX6150v1 before 1.0.0.46, EX6150v2 before 1.0.1.94, EX6200v1 before 1.0.3.94, EX6250 before 1.0.0.128, EX6400 before 1.0.2.152, EX6400v2 before 1.0.0.128, EX6410 before 1.0.0.128, EX6920 before 1.0.0.54, EX7000 before 1.0.1.90, EX7300 before 1.0.2.152, EX7300v2 before 1.0.0.128, EX7320 before 1.0.0.128, EX7500 before 1.0.0.68, EX7700 before 1.0.0.210, EX8000 before 1.0.1.224, MK62 before 1.0.5.102, MR60 before 1.0.5.102, MS60 before 1.0.5.102, R6120 before 1.0.0.70, R6220 before 1.1.0.100, R6230 before 1.1.0.100, R6250 before 1.0.4.42, R6260 before 1.1.0.76, R6300v2 before 1.0.4.42, R6330 before 1.1.0.76, R6350 before 1.1.0.76, R6400v1 before 1.0.1.62, R6400v2 before 1.0.4.98, R6700v1 before 1.0.2.16, R6700v2 before 1.2.0.72, R6700v3 before 1.0.4.98, R6800 before 1.2.0.72, R6800 before 1.2.0.72, R6850 before 1.1.0.76, R6900 before 1.0.2.16, R6900P before 1.3.2.124, R6900v2 before 1.2.0.72, R7000 before 1.0.11.106, R7000P before 1.3.2.124, R7100LG before 1.0.0.56, R7200 before 1.2.0.72, R7350 before 1.2.0.72, R7400 before 1.2.0.72, R7450 before 1.2.0.72, R7500v2 before 1.0.3.48, R7800 before 1.0.2.74, R7850 before 1.0.5.60, R7900 before 1.0.4.26, R7900P before 1.4.1.62, R7960P before 1.4.1.62, R8000 before 1.0.4.58, R8000P before 1.4.1.62, R8300 before 1.0.2.134, R8500 before 1.0.2.134, R8900 before 1.0.5.24, R9000 before 1.0.5.24, RAX120 before 1.0.1.136, RAX15 before 1.0.1.64, RAX20 before 1.0.1.64, RAX200 before 1.0.5.24, RAX35 before 1.0.3.80, RAX40 before 1.0.3.80, RAX45 before 1.0.2.64, RAX50 before 1.0.2.64, RAX75 before 1.0.3.102, RAX80 before 1.0.3.102, RBK12 before 2.6.1.44, RBR10 before 2.6.1.44, RBS10 before 2.6.1.44, RBK20 before 2.6.1.38, RBR20 before 2.6.1.36, RBS20 before 2.6.1.38, RBK40 before 2.6.1.38, RBR40 before 2.6.1.38, RBS40 before 2.6.1.38, RBK50 before 2.6.1.40, RBR50 before 2.6.1.40, RBS50 before 2.6.1.40, RBK752 before 3.2.16.6, RBR750 before 3.2.16.6, RBS750 before 3.2.16.6, RBK842 before 3.2.16.6, RBR840 before 3.2.16.6, RBS840 before 3.2.16.6, RBK852 before 3.2.16.6, RBR850 before 3.2.16.6, RBS850 before 3.2.16.6, RBS40V before 2.5.1.6, RBS40V-200 before 1.0.0.46, RBS50Y before 2.6.1.40, RBW30 before 2.5.0.4, RS400 before 1.5.0.48, WN2500RPv2 before 1.0.1.56, WN3000RPv3 before 1.0.2.86, WN3500RPv1 before 1.0.0.28, WNDR3400v3 before 1.0.1.32, WNR1000v3 before 1.0.2.78, WNR2000v2 before 1.2.0.12, XR300 before 1.0.3.50, XR450 before 2.3.2.66, XR500 before 2.3.2.66, and XR700 before 1.0.1.34.

Frequently asked questions

What is CVE-2020-35800?
Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects AC2100 before 1.2.0.72, AC2400 before 1.2.0.72, AC2600 before 1.2.0.72, CBK40 before 2.5.0.10, CBR40 before 2.5.0.10, D6000 before 1.0.0.80, D6220 before 1.0.0.60, D6400 before 1.0.0.94, D7000v2 before 1.0.0.62, D7800 before 1.0.3.48, D8500 before 1.0.3.50, DC112A before 1.0.0.48, DGN2200v4 before 1.0.0.114, DM200 before 1.0.0.66, EAX20 before 1.0.0.36, EAX80 before 1.0.1.62, EX2700 before 1.0.1.58, EX3110 before 1.0.1.68, EX3700 before 1.0.0.84, EX3800 before 1.0.0.84, EX3920 before 1.0.0.84, EX6000 before 1.0.0.44, EX6100v2 before 1.0.1.94, EX6110 before 1.0.1.68, EX6120 before 1.0.0.54, EX6130 before 1.0.0.36, EX6150v1 before 1.0.0.46, EX6150v2 before 1.0.1.94, EX6200v1 before 1.0.3.94, EX6250 before 1.0.0.128, EX6400 before 1.0.2.152, EX6400v2 before 1.0.0.128, EX6410 before 1.0.0.128, EX6920 before 1.0.0.54, EX7000 before 1.0.1.90, EX7300 before 1.0.2.152, EX7300v2 before 1.0.0.128, EX7320 before 1.0.0.128, EX7500 before 1.0.0.68, EX7700 before 1.0.0.210, EX8000 before 1.0.1.224, MK62 before 1.0.5.102, MR60 before 1.0.5.102, MS60 before 1.0.5.102, R6120 before 1.0.0.70, R6220 before 1.1.0.100, R6230 before 1.1.0.100, R6250 before 1.0.4.42, R6260 before 1.1.0.76, R6300v2 before 1.0.4.42, R6330 before 1.1.0.76, R6350 before 1.1.0.76, R6400v1 before 1.0.1.62, R6400v2 before 1.0.4.98, R6700v1 before 1.0.2.16, R6700v2 before 1.2.0.72, R6700v3 before 1.0.4.98, R6800 before 1.2.0.72, R6800 before 1.2.0.72, R6850 before 1.1.0.76, R6900 before 1.0.2.16, R6900P before 1.3.2.124, R6900v2 before 1.2.0.72, R7000 before 1.0.11.106, R7000P before 1.3.2.124, R7100LG before 1.0.0.56, R7200 before 1.2.0.72, R7350 before 1.2.0.72, R7400 before 1.2.0.72, R7450 before 1.2.0.72, R7500v2 before 1.0.3.48, R7800 before 1.0.2.74, R7850 before 1.0.5.60, R7900 before 1.0.4.26, R7900P before 1.4.1.62, R7960P before 1.4.1.62, R8000 before 1.0.4.58, R8000P before 1.4.1.62, R8300 before 1.0.2.134, R8500 before 1.0.2.134, R8900 before 1.0.5.24, R9000 before 1.0.5.24, RAX120 before 1.0.1.136, RAX15 before 1.0.1.64, RAX20 before 1.0.1.64, RAX200 before 1.0.5.24, RAX35 before 1.0.3.80, RAX40 before 1.0.3.80, RAX45 before 1.0.2.64, RAX50 before 1.0.2.64, RAX75 before 1.0.3.102, RAX80 before 1.0.3.102, RBK12 before 2.6.1.44, RBR10 before 2.6.1.44, RBS10 before 2.6.1.44, RBK20 before 2.6.1.38, RBR20 before 2.6.1.36, RBS20 before 2.6.1.38, RBK40 before 2.6.1.38, RBR40 before 2.6.1.38, RBS40 before 2.6.1.38, RBK50 before 2.6.1.40, RBR50 before 2.6.1.40, RBS50 before 2.6.1.40, RBK752 before 3.2.16.6, RBR750 before 3.2.16.6, RBS750 before 3.2.16.6, RBK842 before 3.2.16.6, RBR840 before 3.2.16.6, RBS840 before 3.2.16.6, RBK852 before 3.2.16.6, RBR850 before 3.2.16.6, RBS850 before 3.2.16.6, RBS40V before 2.5.1.6, RBS40V-200 before 1.0.0.46, RBS50Y before 2.6.1.40, RBW30 before 2.5.0.4, RS400 before 1.5.0.48, WN2500RPv2 before 1.0.1.56, WN3000RPv3 before 1.0.2.86, WN3500RPv1 before 1.0.0.28, WNDR3400v3 before 1.0.1.32, WNR1000v3 before 1.0.2.78, WNR2000v2 before 1.2.0.12, XR300 before 1.0.3.50, XR450 before 2.3.2.66, XR500 before 2.3.2.66, and XR700 before 1.0.1.34.
How severe is CVE-2020-35800?
CVE-2020-35800 has a CVSS 3.x base score of 9.4, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability low.
Is CVE-2020-35800 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-35800?
CVE-2020-35800 primarily affects Netgear Ac2100 Firmware. In total, 127 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-35800?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2020-35800 published?
CVE-2020-35800 was published on 2020-12-30 and last updated on 2026-06-17.

References

Affected products (127)

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