Edimax EW-7438RPn up to 1.31 webs /goform/formWizSurvey ip/mask/gateway os command injection

Summaryinfo

A vulnerability categorized as critical has been discovered in Edimax EW-7438RPn up to 1.31. Affected by this vulnerability is the function formWizSurvey of the file /goform/formWizSurvey of the component webs. The manipulation of the argument ip/mask/gateway results in os command injection. This vulnerability is known as CVE-2026-9347. It is possible to launch the attack remotely. Furthermore, an exploit is available. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability classified as critical has been found in Edimax EW-7438RPn up to 1.31. Affected is the function formWizSurvey of the file /goform/formWizSurvey of the component webs. The manipulation of the argument ip/mask/gateway with an unknown input leads to a os command injection vulnerability. CWE is classifying the issue as CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability.

The advisory is available at github.com. This vulnerability is traded as CVE-2026-9347. The exploitability is told to be easy. It is possible to launch the attack remotely. Technical details and a public exploit are known. This vulnerability is assigned to T1202 by the MITRE ATT&CK project.

The exploit is shared for download at github.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• Edimax

Name

• EW-7438RPn

Version

• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5
• 1.6
• 1.7
• 1.8
• 1.9
• 1.10
• 1.11
• 1.12
• 1.13
• 1.14
• 1.15
• 1.16
• 1.17
• 1.18
• 1.19
• 1.20
• 1.21
• 1.22
• 1.23
• 1.24
• 1.25
• 1.26
• 1.27
• 1.28
• 1.29
• 1.30
• 1.31

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Submitinfo

Accepted

• Submit #813889: Edimax EW-7438RPn 1.31 Command Injection (by Bond_yes)

Duplicate

• Submit #XXXXXX: Xxxxxx Xx-xxxxxxx Xxxx Xx-xxxxxxx Xxxx Xxxxxxxx X.xxx (xxxxxxx : X.xxx) Xxxxxxx Xxxxxxxxx (by yhryhryhr_miemie)

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