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Fencer Vulns
high 8.3

CVE-2020-11789 json

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

published 2020-04-15 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-4131

cvss
8.3
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
2.4%
EPSS 2.4% chance of exploitation in 30 days, percentile 83%
public exploits
0
none known

Summary

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects R6400v2 before 1.0.4.84, R6700 before 1.0.2.8, R6700v3 before 1.0.4.84, R6900 before 1.0.2.8, and R7900 before 1.0.3.10.

Patch / fix

  • netgear r6400_firmware 1.0.4.84
  • netgear r6700_firmware 1.0.2.8, 1.0.4.84
  • netgear r6900_firmware 1.0.2.8
  • netgear r7900_firmware 1.0.3.10

Exploit prediction

2.38% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.0 8.3 CVSS:3.0/AC:L/AV:A/A:L/C:H/I:H/PR:N/S:U/UI:N
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA 3.0 8.3 CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-77 Improper Neutralization of Special Elements used in a Command

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.