Mitel 6800/6900/6900w/6970 up to 6.4 SP4 command injection

Summaryinfo

A vulnerability identified as critical has been detected in Mitel 6800, 6900, 6900w and 6970 up to 6.4 SP4. The impacted element is an unknown function. The manipulation leads to command injection. This vulnerability is traded as CVE-2025-47188. There is no exploit available.

Detailsinfo

A vulnerability was found in Mitel 6800, 6900, 6900w and 6970 up to 6.4 SP4. It has been rated as critical. This issue affects some unknown functionality. The manipulation with an unknown input leads to a command injection vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability in the Mitel 6800 Series, 6900 Series, and 6900w Series SIP Phones, including the 6970 Conference Unit through 6.4 SP4, could allow an unauthenticated attacker to conduct a command injection attack due to insufficient parameter sanitization. A successful exploit could allow an attacker to execute arbitrary commands within the context of the phone, leading to disclosure or modification of sensitive configuration data or affecting device availability and operation.

It is possible to read the advisory at mitel.com. The identification of this vulnerability is CVE-2025-47188 since 05/02/2025. The exploitation is known to be easy. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/15/2025). The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

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

• Mitel

Name

• 6800
• 6900
• 6900w
• 6970

Version

• 6.4 SP4

License

• commercial

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CPE 2.2info

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