TI-2023-18339 Aliases CVE-2023-36499 GHSA-mppm-xxrm-f9r2

Netgear XR300 v1.0.3.78 was discovered to contain multiple buffer overflows via the…

HIGH 73CWE-120Published 2023-08-07 · Updated 2024-10-15

Key facts

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

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-120 and the CVSS impact.

Summary

Netgear XR300 v1.0.3.78 was discovered to contain multiple buffer overflows via the wla_ssid and wlg_ssid parameters at genie_ap_wifi_change.cgi.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00961 61st percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Total

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:xr300_firmware:1.0.3.78:::::::*	1.0.3.78	Vulnerable	NETGEAR
cpe:2.3:h:netgear:xr300:-:::::::*	not specified by NVD	Running on	NETGEAR

cpe:2.3:o:netgear:xr300_firmware:1.0.3.78:*:*:*:*:*:*:* Versions 1.0.3.78 Vulnerable ·NETGEAR
cpe:2.3:h:netgear:xr300:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2023-36499
2026-10-03 Alias added: GHSA-mppm-xxrm-f9r2

References

Exploit 1

https://github.com/FirmRec/IoT-Vulns/blob/main/netgear/nvram_ssid/README.md

Advisory 1

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

TI-2024-34909 Netgear R8500 v1.0.2.160, XR300 v1.0.3.78, R7000P v1.3.3.154, and R6400 v2 1.0.4.128 were… CVSS 3.1HIGH 8.0
TI-2024-34905 Netgear XR300 v1.0.3.78 was discovered to contain a command injection vulnerability in… CVSS 3.1HIGH 8.0
TI-2024-34209 Netgear XR300 v1.0.3.78, R7000P v1.3.3.154, and R6400 v2 1.0.4.128 was discovered to… CVSS 3.1HIGH 8.0
TI-2024-34198 Netgear R8500 v1.0.2.160, XR300 v1.0.3.78, R7000P v1.3.3.154, and R6400 v2 1.0.4.128 were… CVSS 3.1HIGH 8.0
TI-2024-34196 Netgear XR300 v1.0.3.78 was discovered to contain a command injection vulnerability in… CVSS 3.1HIGH 8.0
TI-2025-32477 In Netgear XR300 V1.0.3.38_10.3.30, a stack-based buffer overflow exists in the HTTPD… CVSS 3.1MEDIUM 6.5

See all 56 →

Sources

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