A vulnerability was detected in Edimax EW-7438RPn up to 1.31. This affects the function formWizSurvey of the file /goform/formWizSurvey of the component webs. Performing a manipulation of the argument ssid/manualssid/ip/mask/gateway results in buffer overflow. The attack is possible to be carried out remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

Vendors Products
Edimax
  • Ew-7438rpn

No data.

No data.

References
Link Providers
https://github.com/wudipjq/my_vuln/blob/main/Edimax/vuln_3/3.md cve-icon
https://vuldb.com/submit/811542 cve-icon
https://vuldb.com/submit/813886 cve-icon
https://vuldb.com/vuln/365308 cve-icon
https://vuldb.com/vuln/365308/cti cve-icon
History

Sun, 24 May 2026 01:30:00 +0000

Type Values Removed Values Added
Description A vulnerability was detected in Edimax EW-7438RPn up to 1.31. This affects the function formWizSurvey of the file /goform/formWizSurvey of the component webs. Performing a manipulation of the argument ssid/manualssid/ip/mask/gateway results in buffer overflow. The attack is possible to be carried out remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Title Edimax EW-7438RPn webs formWizSurvey buffer overflow
First Time appeared Edimax
Edimax ew-7438rpn
Weaknesses CWE-119
CWE-120
CPEs cpe:2.3:a:edimax:ew-7438rpn:*:*:*:*:*:*:*:*
Vendors & Products Edimax
Edimax ew-7438rpn
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: 2026-05-24T00:15:09.574Z

Updated: 2026-05-24T00:15:09.574Z

Reserved: 2026-05-23T08:32:23.833Z

Link: CVE-2026-9345

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.