eWON Firmware up to 12.2/13.0 /wrcgi.bin/wsdReadForm wsdList hard-coded credentials

Summaryinfo

A vulnerability has been found in eWON Firmware up to 12.2/13.0 and classified as critical. This vulnerability affects unknown code of the file /wrcgi.bin/wsdReadForm. The manipulation of the argument wsdList leads to hard-coded credentials. This vulnerability is uniquely identified as CVE-2019-25470. The attack is possible to be carried out remotely. Moreover, an exploit is present.

Detailsinfo

A vulnerability, which was classified as critical, has been found in eWON Firmware up to 12.2/13.0. This issue affects an unknown part of the file /wrcgi.bin/wsdReadForm. The manipulation of the argument wsdList with an unknown input leads to a hard-coded credentials vulnerability. Using CWE to declare the problem leads to CWE-798. The product contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound communication to external components, or encryption of internal data. Impacted is confidentiality. The summary by CVE is:

eWON Firmware versions 12.2 to 13.0 contain an authentication bypass vulnerability that allows attackers with minimal privileges to retrieve sensitive user data by exploiting the wsdReadForm endpoint. Attackers can send POST requests to /wrcgi.bin/wsdReadForm with base64-encoded partial credentials and a crafted wsdList parameter to extract encrypted passwords for all users, which can be decrypted using a hardcoded XOR key.

The weakness was disclosed by Photubias as 47380. It is possible to read the advisory at exploit-db.com. The identification of this vulnerability is CVE-2019-25470 since 02/22/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known. The attack technique deployed by this issue is T1110.001 according to MITRE ATT&CK.

The exploit is available at exploit-db.com. It is declared as proof-of-concept.

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

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Firmware Software

Vendor

• eWON

Name

• Firmware

Version

• 12.0
• 12.1
• 12.2
• 13.0

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion