TI-2022-22947 Aliases CVE-2022-46422 GHSA-79hv-rqqf-c692

An issue in Netgear WNR2000 v1 1.2.3.7 and earlier allows authenticated attackers to…

LOW 22CWE-345Published 2022-12-20 · Updated 2025-04-17

Key facts

Attack vector: Network
Privileges required: Low
User interaction: Required
Attack complexity: High
Impact type: Security bypass
Confidentiality · integrity · availability: None · None · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-345.

Summary

An issue in Netgear WNR2000 v1 1.2.3.7 and earlier allows authenticated attackers to cause a Denial of Service (DoS) via uploading a crafted firmware image during the firmware update process.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00279 20th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:o:netgear:wnr2000_firmware::::::::	up to 1.2.3.7	Vulnerable	NETGEAR
cpe:2.3:h:netgear:wnr2000:1.0:::::::*	1.0	Running on	NETGEAR

cpe:2.3:o:netgear:wnr2000_firmware:*:*:*:*:*:*:*:* Versions up to 1.2.3.7 Vulnerable ·NETGEAR
cpe:2.3:h:netgear:wnr2000:1.0:*:*:*:*:*:*:* Versions 1.0 Running on ·NETGEAR

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2022-46422
2026-10-03 Alias added: GHSA-79hv-rqqf-c692

References

Advisory 1

https://www.netgear.com/about/security/

Other 1

https://hackmd.io/%40slASVrz_SrW7NQCsunofeA/B1bFKBWwi

TI-2017-04600 Buffer overflow in NETGEAR All versions prior to WNR2000v3 1.1.2.14, WNR2000v4 1.0.0.66… KEVCVSS 3.1CRITICAL 9.8
TI-2023-27381 A Command Injection vulnerability exists in NETGEAR WNR2000v4 version 1.0.0.70. CVSS 3.1CRITICAL 9.8
TI-2018-15115 Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. CVSS 3.1CRITICAL 9.8
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-2017-13892 Certain NETGEAR devices are affected by a stack-based buffer overflow by an… CVSS 3.1HIGH 8.8

See all 92 →

Sources

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