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Fencer Vulns
medium 6.2

CVE-2017-18847 json

Certain NETGEAR devices are affected by an attacker's ability to read arbitrary files.

published 2020-04-20 6 y ago modified 2026-06-17 4 mo ago also EUVD-2017-9938

cvss
6.2
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 24%
public exploits
0
none known

Summary

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.

Patch / fix

  • netgear r6400_firmware 1.0.2.32
  • netgear r7000p_firmware 1.0.0.56
  • netgear r6900p_firmware 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
  • netgear d8500_firmware 1.0.3.29

Exploit prediction

0.31% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.0 6.2 CVSS:3.0/AC:L/AV:L/A:N/C:H/I:N/PR:N/S:U/UI:N
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CNA 3.0 6.2 CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.