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Fencer Vulns
medium 6.5

CVE-2021-45647 json

Certain NETGEAR devices are affected by disclosure of sensitive information.

published 2021-12-26 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-32413

cvss
6.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.3%
EPSS 1.3% chance of exploitation in 30 days, percentile 71%
public exploits
0
none known

Summary

Certain NETGEAR devices are affected by disclosure of sensitive information. This affects EAX80 before 1.0.1.62, EX7000 before 1.0.1.104, R6120 before 1.0.0.76, R6220 before 1.1.0.110, R6230 before 1.1.0.110, R6260 before 1.1.0.78, R6850 before 1.1.0.78, R6350 before 1.1.0.78, R6330 before 1.1.0.78, R6800 before 1.2.0.76, R6900v2 before 1.2.0.76, R6700v2 before 1.2.0.76, R7000 before 1.0.11.116, R6900P before 1.3.3.140, R7000P before 1.3.3.140, R7200 before 1.2.0.76, R7350 before 1.2.0.76, R7400 before 1.2.0.76, R7450 before 1.2.0.76, AC2100 before 1.2.0.76, AC2400 before 1.2.0.76, AC2600 before 1.2.0.76, R7900 before 1.0.4.38, R7960P before 1.4.1.66, R8000 before 1.0.4.68, R7900P before 1.4.1.66, R8000P before 1.4.1.66, RAX15 before 1.0.2.82, RAX20 before 1.0.2.82, RAX200 before 1.0.3.106, RAX45 before 1.0.2.72, RAX50 before 1.0.2.72, RAX75 before 1.0.3.106, and RAX80 before 1.0.3.106.

Patch / fix

  • netgear eax80_firmware 1.0.1.62
  • netgear ex7000_firmware 1.0.1.104
  • netgear r6120_firmware 1.0.0.76
  • netgear r6230_firmware 1.1.0.110
  • netgear r6260_firmware 1.1.0.78
  • netgear r6850_firmware 1.1.0.78
  • netgear r6350_firmware 1.1.0.78
  • netgear r6330_firmware 1.1.0.78
  • netgear r6800_firmware 1.2.0.76
  • netgear r6900v2_firmware 1.2.0.76
  • netgear r6700v2_firmware 1.2.0.76
  • netgear r7000_firmware 1.0.11.116
  • netgear r7000p_firmware 1.3.3.140
  • netgear r6900p_firmware 1.3.3.140
  • netgear r7200_firmware 1.2.0.76
  • netgear r7350_firmware 1.2.0.76
  • netgear r7400_firmware 1.2.0.76
  • netgear r7450_firmware 1.2.0.76
  • netgear ac2100_firmware 1.2.0.76
  • netgear ac2400_firmware 1.2.0.76

Exploit prediction

1.35% chance of exploitation in the next 30 days, higher than 71% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.5 CVSS:3.1/AC:L/AV:A/A:N/C:H/I:N/PR:N/S:U/UI:N
CNA 3.1 6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 5.0 AV:N/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.