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CVE-2017-18776

HIGH
8.4
CVSS Score
Published: April 22, 2020 at 02:43 PM UTC
Updated: June 17, 2026 at 01:13 AM UTC
28 products affected across 1 vendorD7800 FirmwareR7500 FirmwareWNDR4500 Firmware

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Severity
HIGH8.4
Exploit prediction
EPSS 0.4%

Description

Certain NETGEAR devices are affected by authentication bypass. This affects D6100 before V1.0.0.55, D7000 before V1.0.1.50, D7800 before V1.0.1.24, JNR1010v2 before 1.1.0.40, JWNR2010v5 before 1.1.0.40, R6100 before 1.0.1.12, R6220 before 1.1.0.50, R7500 before 1.0.0.108, R7500v2 before 1.0.3.10, WNDR4300v1 before 1.0.2.88, WNDR4300v2 before 1.0.0.48, WNDR4500v3 before 1.0.0.48, WNR1000v4 before 1.1.0.40, WNR2000v5 before 1.0.0.42, WNR2020 before 1.1.0.40, and WNR2050 before 1.1.0.40.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

D6100 Firmware· NETGEAR
95%
v < 1.0.0.55
Affected range stops below 1.0.0.55, so it looks safe — our inference, not a vendor statement
netgear-d6100 (same device)
D7000 Firmware· NETGEAR
95%
v < 1.0.1.50
Affected range stops below 1.0.1.50, so it looks safe — our inference, not a vendor statement
netgear-d7000 (same device)
D7800 Firmware· NETGEAR
95%
v < 1.0.1.24
Affected range stops below 1.0.1.24, so it looks safe — our inference, not a vendor statement
netgear-d7800 (same device)
JNR1010 Firmware· NETGEAR
95%
v < 1.1.0.40
Affected range stops below 1.1.0.40, so it looks safe — our inference, not a vendor statement
netgear-jnr1010 (same device)
JWNR2010 Firmware· NETGEAR
95%
v < 1.1.0.40
Affected range stops below 1.1.0.40, so it looks safe — our inference, not a vendor statement
netgear-jwnr2010 (same device)
R6100 Firmware· NETGEAR
95%
v < 1.0.1.12
Affected range stops below 1.0.1.12, so it looks safe — our inference, not a vendor statement
netgear-r6100 (same device)
R6220 Firmware· NETGEAR
95%
v < 1.1.0.50
Affected range stops below 1.1.0.50, so it looks safe — our inference, not a vendor statement
netgear-r6220 (same device)
R7500 Firmware· NETGEAR
95%
v < 1.0.0.108v < 1.0.3.10
Affected range stops below 1.0.0.108, so it looks safe — our inference, not a vendor statement
Affected range stops below 1.0.3.10, so it looks safe — our inference, not a vendor statement
netgear-r7500 (same device)
WNDR4300 Firmware· NETGEAR
95%
v < 1.0.0.48v < 1.0.2.88
Affected range stops below 1.0.0.48, so it looks safe — our inference, not a vendor statement
Affected range stops below 1.0.2.88, so it looks safe — our inference, not a vendor statement
netgear-wndr4300 (same device)
WNDR4500 Firmware· NETGEAR
95%
v < 1.0.0.48
Affected range stops below 1.0.0.48, so it looks safe — our inference, not a vendor statement
netgear-wndr4500 (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://kb.netgear.com/000049552/Security-Advisory-for-Authentication-Bypass-on-Some-Routers-and-Gateways-PSV-2017-0387

CVSS

8.4HIGH[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-287

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