CVE-2017-18777

HIGH

7.8

CVSS Score

Published: April 22, 2020 at 02:42 PM UTC

Updated: June 17, 2026 at 01:13 AM UTC

36 products affected across 1 vendorR6700 FirmwareR7000 FirmwareR8500 Firmware

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Severity

HIGH7.8

Exploit prediction

EPSS 0.3%

Description

Certain NETGEAR devices are affected by administrative password disclosure. This affects D6220 before V1.0.0.28, D6400 before V1.0.0.60, D8500 before V1.0.3.29, DGN2200v4 before 1.0.0.82, DGN2200Bv4 before 1.0.0.82, R6300v2 before 1.0.4.8, R6400 before 1.0.1.20, R6700 before 1.0.1.20, R6900 before 1.0.1.20, R7000 before 1.0.7.10, R7100LG before V1.0.0.32, R7300DST before 1.0.0.52, R7900 before 1.0.1.16, R8000 before 1.0.3.36, R8300 before 1.0.2.94, R8500 before 1.0.2.94, WNDR3400v3 before 1.0.1.12, and WNR3500Lv2 before 1.2.0.40.

Affected

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

D6220 Firmware · NETGEAR

95%

v < 1.0.0.28

Affected range stops below 1.0.0.28, so it looks safe — our inference, not a vendor statement

netgear-d6220 (same device)

D6400 Firmware · NETGEAR

95%

v < 1.0.0.60

Affected range stops below 1.0.0.60, so it looks safe — our inference, not a vendor statement

netgear-d6400 (same device)

D8500 Firmware · NETGEAR

95%

v < 1.0.3.29

Affected range stops below 1.0.3.29, so it looks safe — our inference, not a vendor statement

netgear-d8500 (same device)

DGN2200 Firmware · NETGEAR

95%

v < 1.0.0.82

Affected range stops below 1.0.0.82, so it looks safe — our inference, not a vendor statement

netgear-dgn2200 (same device)

DGN2200B Firmware · NETGEAR

95%

v < 1.0.0.82

Affected range stops below 1.0.0.82, so it looks safe — our inference, not a vendor statement

netgear-dgn2200b (same device)

R6300 Firmware · NETGEAR

95%

v < 1.0.4.8

Affected range stops below 1.0.4.8, so it looks safe — our inference, not a vendor statement

netgear-r6300 (same device)

R6400 Firmware · NETGEAR

95%

v < 1.0.1.20

Affected range stops below 1.0.1.20, so it looks safe — our inference, not a vendor statement

R6700 Firmware · NETGEAR

95%

v < 1.0.1.20

Affected range stops below 1.0.1.20, so it looks safe — our inference, not a vendor statement

netgear-r6700 (same device)

R6900 Firmware · NETGEAR

95%

v < 1.0.1.20

Affected range stops below 1.0.1.20, so it looks safe — our inference, not a vendor statement

R7000 Firmware · NETGEAR

95%

v < 1.0.7.10

Affected range stops below 1.0.7.10, so it looks safe — our inference, not a vendor statement

netgear-r7000 (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

https://kb.netgear.com/000049551/Security-Advisory-for-Administrative-Password-Disclosure-on-Some-Routers-and-Gateways-PSV-2017-0385

References (1)

x_refsource_CONFIRMVendor Advisory

Source: [email protected]

https://kb.netgear.com/000049551/Security-Advisory-for-Administrative-Password-Disclosure-on-Some-Routers-and-Gateways-PSV-2017-0385

CVSS

7.8HIGH[email protected]

Attack Vector: LOCAL
Complexity: LOW
Privileges: LOW
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-522

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