What’s Vulnerable › Vulnerabilities

CVE-2019-25470: eWON Firmware 12.2-13.0 Authentication Bypass via wsdReadForm

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-03-11 · updated 2026-06-17
• Weakness: CWE-798

Description

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.

Affected products

• eWON: 12.2 <= 13.0

References

• https://www.ewon.biz
• https://www.exploit-db.com/exploits/47380
• https://www.vulncheck.com/advisories/ewon-firmware-authentication-bypass-via-wsdreadform

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