What’s Vulnerable › Vulnerabilities

CVE-2017-18847

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-04-20 · updated 2026-06-17
• Weakness: CWE-200

Description

Certain NETGEAR devices are affected by an attacker's ability to read arbitrary files. This affects R6400v2 before 1.0.2.32, R7000P/R6900P before 1.0.0.56, R7900 before 1.0.1.18, R8300 before 1.0.2.100_1.0.82, R8500 before 1.0.2.100_1.0.82, and D8500 before 1.0.3.29.

Affected products

• NETGEAR D8500 Firmware: before 1.0.3.29 — fixed in 1.0.3.29
• NETGEAR R6400 Firmware: before 1.0.2.32 — fixed in 1.0.2.32
• NETGEAR R6900P Firmware: before 1.0.0.56 — fixed in 1.0.0.56
• NETGEAR R7000P: before 1.0.0.56 — fixed in 1.0.0.56
• NETGEAR R7900 Firmware: before 1.0.1.18 — fixed in 1.0.1.18
• NETGEAR R8300 Firmware: before 1.0.2.100_1.0.82 — fixed in 1.0.2.100_1.0.82
• NETGEAR R8500 Firmware: before 1.0.2.100_1.0.82 — fixed in 1.0.2.100_1.0.82

How to fix

Upgrade to a fixed version: NETGEAR D8500 Firmware 1.0.3.29; NETGEAR R6400 Firmware 1.0.2.32; NETGEAR R6900P Firmware 1.0.0.56; NETGEAR R7000P 1.0.0.56; NETGEAR R7900 Firmware 1.0.1.18; NETGEAR R8300 Firmware 1.0.2.100_1.0.82; NETGEAR R8500 Firmware 1.0.2.100_1.0.82. Check the vendor advisory for mitigations.

References

• https://kb.netgear.com/000049012/Security-Advisory-for-Arbitrary-File-Read-on-Some-Routers-PSV-PSV-2017-0783
• https://kb.netgear.com/000049012/Security-Advisory-for-Arbitrary-File-Read-on-Some-Routers-PSV-PSV-2017-0783

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