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TI-2018-15190 Aliases CVE-2018-21228GHSA-rghj-9jg6-pg5g

Certain NETGEAR devices are affected by command injection by an authenticated user.

Priority LOW 32CWE-74Published · Updated

Key facts

Attack vector
Adjacent network
Privileges required
High
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects D7800 before 1.0.1.34, EX6100v2 before 1.0.1.50, EX6150v2 before 1.0.1.50, EX6200v2 before 1.0.1.44, EX6400 before 1.0.1.60, EX7300 before 1.0.1.60, R6100 before 1.0.1.16, R7500 before 1.0.0.110, R7800 before 1.0.2.32, R9000 before 1.0.2.30, WN3000RPv3 before 1.0.2.50, WNDR4300v2 before 1.0.0.50, and WNDR4500v3 before 1.0.0.50.

Why it matters now

EPSS 0.0085 58th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 26

CPEVersionsRoleVendor
cpe:2.3:o:netgear:d7800_firmware:*:*:*:*:*:*:*:*before 1.0.1.34VulnerableNETGEAR
cpe:2.3:h:netgear:d7800:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:ex6100_firmware:*:*:*:*:*:*:*:*before 1.0.1.50VulnerableNETGEAR
cpe:2.3:h:netgear:ex6100:v2:*:*:*:*:*:*:*v2Running onNETGEAR
cpe:2.3:o:netgear:ex6150_firmware:*:*:*:*:*:*:*:*before 1.0.1.50VulnerableNETGEAR
cpe:2.3:h:netgear:ex6150:v2:*:*:*:*:*:*:*v2Running onNETGEAR
cpe:2.3:o:netgear:ex6200_firmware:*:*:*:*:*:*:*:*before 1.0.1.44VulnerableNETGEAR
cpe:2.3:h:netgear:ex6200:v2:*:*:*:*:*:*:*v2Running onNETGEAR
cpe:2.3:o:netgear:ex6400_firmware:*:*:*:*:*:*:*:*before 1.0.1.60VulnerableNETGEAR
cpe:2.3:h:netgear:ex6400:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
  • cpe:2.3:o:netgear:d7800_firmware:*:*:*:*:*:*:*:* Versions before 1.0.1.34 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:d7800:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:ex6100_firmware:*:*:*:*:*:*:*:* Versions before 1.0.1.50 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:ex6100:v2:*:*:*:*:*:*:* Versions v2 Running on ·NETGEAR
  • cpe:2.3:o:netgear:ex6150_firmware:*:*:*:*:*:*:*:* Versions before 1.0.1.50 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:ex6150:v2:*:*:*:*:*:*:* Versions v2 Running on ·NETGEAR
  • cpe:2.3:o:netgear:ex6200_firmware:*:*:*:*:*:*:*:* Versions before 1.0.1.44 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:ex6200:v2:*:*:*:*:*:*:* Versions v2 Running on ·NETGEAR
  • cpe:2.3:o:netgear:ex6400_firmware:*:*:*:*:*:*:*:* Versions before 1.0.1.60 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:ex6400:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
Show 16 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:netgear:ex7300_firmware:*:*:*:*:*:*:*:*before 1.0.1.60VulnerableNETGEAR
cpe:2.3:h:netgear:ex7300:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r6100_firmware:*:*:*:*:*:*:*:*before 1.0.1.16VulnerableNETGEAR
cpe:2.3:h:netgear:r6100:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r7500_firmware:*:*:*:*:*:*:*:*before 1.0.0.110VulnerableNETGEAR
cpe:2.3:h:netgear:r7500:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r7800_firmware:*:*:*:*:*:*:*:*before 1.0.2.32VulnerableNETGEAR
cpe:2.3:h:netgear:r7800:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r9000_firmware:*:*:*:*:*:*:*:*before 1.0.2.30VulnerableNETGEAR
cpe:2.3:h:netgear:r9000:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:wn3000rp_firmware:*:*:*:*:*:*:*:*before 1.0.2.50VulnerableNETGEAR
cpe:2.3:h:netgear:wn3000rp:v3:*:*:*:*:*:*:*v3Running onNETGEAR
cpe:2.3:o:netgear:wndr4300_firmware:*:*:*:*:*:*:*:*before 1.0.0.50VulnerableNETGEAR
cpe:2.3:h:netgear:wndr4300:v2:*:*:*:*:*:*:*v2Running onNETGEAR
cpe:2.3:o:netgear:wndr4500_firmware:*:*:*:*:*:*:*:*before 1.0.0.50VulnerableNETGEAR
cpe:2.3:h:netgear:wndr4500:v3:*:*:*:*:*:*:*v3Running onNETGEAR
  • cpe:2.3:o:netgear:ex7300_firmware:*:*:*:*:*:*:*:* Versions before 1.0.1.60 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:ex7300:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:r6100_firmware:*:*:*:*:*:*:*:* Versions before 1.0.1.16 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r6100:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:r7500_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.110 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r7500:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:r7800_firmware:*:*:*:*:*:*:*:* Versions before 1.0.2.32 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r7800:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:r9000_firmware:*:*:*:*:*:*:*:* Versions before 1.0.2.30 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r9000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:wn3000rp_firmware:*:*:*:*:*:*:*:* Versions before 1.0.2.50 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:wn3000rp:v3:*:*:*:*:*:*:* Versions v3 Running on ·NETGEAR
  • cpe:2.3:o:netgear:wndr4300_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.50 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:wndr4300:v2:*:*:*:*:*:*:* Versions v2 Running on ·NETGEAR
  • cpe:2.3:o:netgear:wndr4500_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.50 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:wndr4500:v3:*:*:*:*:*:*:* Versions v3 Running on ·NETGEAR

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2018-21228
  2. 2026-10-03 Alias added: GHSA-rghj-9jg6-pg5g

References

Advisory 1

  • TI-2016-08250 The NETGEAR WNR2000v5 router contains a buffer overflow in the hidden_lang_avi parameter… KEVCVSS 3.1CRITICAL 9.8
  • TI-2021-20695 Certain D-Link, Edimax, NETGEAR, TP-Link, Tenda, and Western Digital devices are affected… CVSS 3.1CRITICAL 9.8
  • TI-2021-20705 Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. CVSS 3.1CRITICAL 9.8
  • TI-2021-16116 Certain NETGEAR devices are affected by lack of access control at the function level. CVSS 3.1CRITICAL 10.0
  • TI-2021-16129 Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. CVSS 3.1CRITICAL 9.8
  • TI-2021-09955 Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. CVSS 3.1CRITICAL 9.9
See all 171 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences