A vulnerability was found in eWON Flexy and Cosy and classified as problematic. This issue affects some unknown functionality of the component Password Change Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability (Reflected). Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. The summary by CVE is:

A non-persistent XSS (cross-site scripting) vulnerability exists in eWON Flexy and Cosy (all firmware versions prior to 14.1s0). An attacker could send a specially crafted URL to initiate a password change for the device. The target must introduce the credentials to the gateway before the attack can be successful.

The weakness was released 04/08/2020. The identification of this vulnerability is CVE-2020-10633 since 03/16/2020. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

Upgrading to version 14.1s0 eliminates this vulnerability.

Entries connected to this vulnerability are available at VDB-256889, VDB-267310, VDB-270409 and VDB-271866.

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• eWON

Name

• Cosy
• Flexy

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