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Fencer Vulns
high 8.8

CVE-2017-18756 json

Certain NETGEAR devices are affected by incorrect configuration of security settings.

published 2020-04-22 6 y ago modified 2026-06-17 4 mo ago also EUVD-2017-9847

cvss
8.8
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 46%
public exploits
0
none known

Summary

Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects D6220 before 1.0.0.32, D6400 before 1.0.0.66, D8500 before 1.0.3.35, DGN2200Bv4 before 1.0.0.94, DGN2200v4 before 1.0.0.94, R6250 before 1.0.4.14, R6300v2 before 1.0.4.18, R6400 before 1.01.32, R6400v2 before 1.0.2.44, R6700 before 1.0.1.36, R6900 before 1.0.1.30, R6900P before 1.3.0.8, R7000 before 1.0.9.14, R7000P before 1.3.0.8, R7100LG before 1.0.0.34, R7900 before 1.0.2.4, R8000 before 1.0.4.2, WN2500RPv2 before 1.0.1.50, WNDR3400v3 before 1.0.1.14, and WNDR4000 before 1.0.2.10.

Patch / fix

  • netgear d6220_firmware 1.0.0.32
  • netgear d6400_firmware 1.0.0.66
  • netgear d8500_firmware 1.0.3.35
  • netgear dgn2200b_firmware 1.0.0.94
  • netgear dgn2200_firmware 1.0.0.94
  • netgear r6250_firmware 1.0.4.14
  • netgear r6300_firmware 1.0.4.18
  • netgear r6400_firmware 1.0.2.44, 1.01.32
  • netgear r6700_firmware 1.0.1.36
  • netgear r6900_firmware 1.0.1.30
  • netgear r6900p_firmware 1.3.0.8
  • netgear r7000_firmware 1.0.9.14
  • netgear r7000p_firmware 1.3.0.8
  • netgear r7100lg_firmware 1.0.0.34
  • netgear r7900_firmware 1.0.2.4
  • netgear r8000_firmware 1.0.4.2
  • netgear wn2500rp_firmware 1.0.1.50
  • netgear wndr3400_firmware 1.0.1.14
  • netgear wndr4000_firmware 1.0.2.10

Exploit prediction

0.55% chance of exploitation in the next 30 days, higher than 46% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.0 8.8 CVSS:3.0/AC:L/AV:A/A:H/C:H/I:H/PR:N/S:U/UI:N
NVD 3.1 8.8 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA 3.0 8.8 CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 5.8 AV:A/AC:L/Au:N/C:P/I:P/A:P

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.