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TI-2018-15075 Aliases CVE-2018-21113GHSA-c3xr-38x3-m6x2

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

Priority MEDIUM 41CWE-74Published · Updated

Key facts

Attack vector
Adjacent network
Privileges required
None
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 unauthenticated attacker. This affects D6100 before 1.0.0.58, D7800 before 1.0.1.42, R6100 before 1.0.1.28, R7500 before 1.0.0.130, R7500v2 before 1.0.3.36, R7800 before 1.0.2.52, R8900 before 1.0.4.12, R9000 before 1.0.4.12, WNDR3700v4 before 1.0.2.102, WNDR4300 before 1.0.2.104, WNDR4300v2 before 1.0.0.56, and WNDR4500v3 before 1.0.0.56.

Why it matters now

EPSS 0.01635 76th 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 · 24

CPEVersionsRoleVendor
cpe:2.3:o:netgear:d6100_firmware:*:*:*:*:*:*:*:*before 1.0.0.58VulnerableNETGEAR
cpe:2.3:h:netgear:d6100:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:d7800_firmware:*:*:*:*:*:*:*:*before 1.0.1.42VulnerableNETGEAR
cpe:2.3:h:netgear:d7800:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r6100_firmware:*:*:*:*:*:*:*:*before 1.0.1.28VulnerableNETGEAR
cpe:2.3:h:netgear:r6100:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r7500_firmware:*:*:*:*:*:*:*:*before 1.0.0.130VulnerableNETGEAR
cpe:2.3:h:netgear:r7500:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r7500_firmware:*:*:*:*:*:*:*:*before 1.0.3.36VulnerableNETGEAR
cpe:2.3:h:netgear:r7500:v2:*:*:*:*:*:*:*v2Running onNETGEAR
  • cpe:2.3:o:netgear:d6100_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.58 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:d6100:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:d7800_firmware:*:*:*:*:*:*:*:* Versions before 1.0.1.42 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:d7800:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:r6100_firmware:*:*:*:*:*:*:*:* Versions before 1.0.1.28 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 1.0.0.130 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r7500:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:r7500_firmware:*:*:*:*:*:*:*:* Versions before 1.0.3.36 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r7500:v2:*:*:*:*:*:*:* Versions v2 Running on ·NETGEAR
Show 14 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:netgear:r7800_firmware:*:*:*:*:*:*:*:*before 1.0.2.52VulnerableNETGEAR
cpe:2.3:h:netgear:r7800:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r8900_firmware:*:*:*:*:*:*:*:*before 1.0.4.12VulnerableNETGEAR
cpe:2.3:h:netgear:r8900:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r9000_firmware:*:*:*:*:*:*:*:*before 1.0.4.12VulnerableNETGEAR
cpe:2.3:h:netgear:r9000:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:wndr3700_firmware:*:*:*:*:*:*:*:*before 1.0.2.102VulnerableNETGEAR
cpe:2.3:h:netgear:wndr3700:v4:*:*:*:*:*:*:*v4Running onNETGEAR
cpe:2.3:o:netgear:wndr4300_firmware:*:*:*:*:*:*:*:*before 1.0.2.104VulnerableNETGEAR
cpe:2.3:h:netgear:wndr4300:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:wndr4300_firmware:*:*:*:*:*:*:*:*before 1.0.0.56VulnerableNETGEAR
cpe:2.3:h:netgear:wndr4300:v2:*:*:*:*:*:*:*v2Running onNETGEAR
cpe:2.3:o:netgear:wndr4500_firmware:*:*:*:*:*:*:*:*before 1.0.0.56VulnerableNETGEAR
cpe:2.3:h:netgear:wndr4500:v3:*:*:*:*:*:*:*v3Running onNETGEAR
  • cpe:2.3:o:netgear:r7800_firmware:*:*:*:*:*:*:*:* Versions before 1.0.2.52 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r7800:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:r8900_firmware:*:*:*:*:*:*:*:* Versions before 1.0.4.12 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r8900:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:r9000_firmware:*:*:*:*:*:*:*:* Versions before 1.0.4.12 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r9000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:wndr3700_firmware:*:*:*:*:*:*:*:* Versions before 1.0.2.102 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:wndr3700:v4:*:*:*:*:*:*:* Versions v4 Running on ·NETGEAR
  • cpe:2.3:o:netgear:wndr4300_firmware:*:*:*:*:*:*:*:* Versions before 1.0.2.104 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:wndr4300:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:wndr4300_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.56 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:wndr4300:v2:*:*:*:*:*:*:* Versions v2 Running on ·NETGEAR
  • cpe:2.3:o:netgear:wndr4500_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.56 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-2018-21113
  2. 2026-10-03 Alias added: GHSA-c3xr-38x3-m6x2

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-2023-09143 An exploitable firmware modification vulnerability was discovered in certain Netgear… CVSS 3.1HIGH 7.4
  • TI-2017-13916 Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. CVSS 3.1HIGH 8.8
  • TI-2017-13914 Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. CVSS 3.1HIGH 8.8
  • TI-2018-15170 Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. CVSS 3.1HIGH 8.8
  • TI-2018-15182 Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. CVSS 3.1HIGH 8.8
See all 67 →

Sources

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