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Fencer Vulns
high 8.8

CVE-2017-18736 json

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker.

published 2020-04-23 6 y ago modified 2026-06-17 4 mo ago also EUVD-2017-9827

cvss
8.8
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.9%
EPSS 1.9% chance of exploitation in 30 days, percentile 79%
public exploits
0
none known

Summary

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects JR6150 before 1.0.1.10, R6050 before 1.0.1.10, R6220 before 1.1.0.50, R6700v2 before 1.2.0.4, R6800 before 1.2.0.4, R6900v2 before 1.2.0.4, and WNDR3700v5 before 1.1.0.48.

Patch / fix

  • netgear jr6150_firmware 1.0.1.10
  • netgear r6050_firmware 1.0.1.10
  • netgear r6220_firmware 1.1.0.50
  • netgear r6700_firmware 1.2.0.4
  • netgear r6800_firmware 1.2.0.4
  • netgear r6900_firmware 1.2.0.4
  • netgear wndr3700_firmware 1.1.0.48

Exploit prediction

1.86% chance of exploitation in the next 30 days, higher than 79% 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

Classification

Weakness
  • CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component

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.