BEC Router sys ping command injection

Summaryinfo

A vulnerability has been found in BEC Router and classified as critical. This vulnerability affects unknown code of the component sys ping Handler. This manipulation causes command injection. This vulnerability is handled as CVE-2025-2773. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in BEC Router (the affected version unknown). It has been declared as critical. Affected by this vulnerability is an unknown part of the component sys ping Handler. The manipulation with an unknown input leads to a command injection vulnerability. The CWE definition for the vulnerability is CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

BEC Technologies Multiple Routers sys ping Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of BEC Technologies Multiple Routers. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the management interface, which listens on TCP port 22 by default. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-25903.

The advisory is shared at zerodayinitiative.com. This vulnerability is known as CVE-2025-2773 since 03/24/2025. The exploitation appears to be easy. The attack can be launched remotely. The exploitation needs additional levels of successful authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/21/2025). MITRE ATT&CK project uses the attack technique T1202 for this issue.

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

Type

• Router Operating System

Vendor

• BEC

Name

• Router

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

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• 🔍

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