A vulnerability has been found in Edimax BR-6428NS 1.10. This vulnerability affects the function formPPTPSetup of the file /goform/formPPTPSetup of the component POST Request Handler. Such manipulation of the argument pptpUserName leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
History

Mon, 18 May 2026 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Mon, 18 May 2026 02:45:00 +0000

Type Values Removed Values Added
First Time appeared Edimax br-6428ns
Vendors & Products Edimax br-6428ns

Mon, 18 May 2026 01:30:00 +0000

Type Values Removed Values Added
Description A vulnerability has been found in Edimax BR-6428NS 1.10. This vulnerability affects the function formPPTPSetup of the file /goform/formPPTPSetup of the component POST Request Handler. Such manipulation of the argument pptpUserName leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Title Edimax BR-6428NS POST Request formPPTPSetup buffer overflow
First Time appeared Edimax
Edimax br-6428ns Firmware
Weaknesses CWE-119
CWE-120
CPEs cpe:2.3:o:edimax:br-6428ns_firmware:*:*:*:*:*:*:*:*
Vendors & Products Edimax
Edimax br-6428ns Firmware
References
Metrics cvssV2_0

{'score': 9, 'vector': 'AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 8.8, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-05-18T19:50:24.635Z

Reserved: 2026-05-17T09:41:27.271Z

Link: CVE-2026-8776

cve-icon Vulnrichment

Updated: 2026-05-18T19:50:04.331Z

cve-icon NVD

Status : Deferred

Published: 2026-05-18T02:16:36.803

Modified: 2026-05-18T19:22:47.003

Link: CVE-2026-8776

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-18T02:30:15Z