CVE-2025-47187

July 23, 2025, 8:15 p.m.

7.5
High

Description

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 perform a file upload attack due to missing authentication mechanisms. A successful exploit could allow an attacker to upload arbitrary WAV files, which may potentially exhaust the phone's storage without affecting the phone's availability or operation.

Product(s) Impacted

Vendor Product Versions
Mitel
  • 6800 Series
  • 6900 Series
  • 6900w Series
  • 6970 Conference Unit
  • *
  • *
  • *
  • <=6.4

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-434
Unrestricted Upload of File with Dangerous Type
The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment.

*CPE(s)

Affected systems and software identified for this CVE.

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
a mitel 6800_series / / / / / / / /
a mitel 6900_series / / / / / / / /
a mitel 6900w_series / / / / / / / /
a mitel 6970_conference_unit <=6.4 sp4 / / / / / /

References

https://www.mitel.com/support/security-advisories
https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-misa-2025-0004

Tags

cve@mitre.org
CWE-434
2025-07-23
CVE-2025-47187

CVSS Score

7.5 / 10

CVSS Data - 3.1

  • Attack Vector: NETWORK
  • Attack Complexity: LOW
  • Privileges Required: NONE
  • Scope: UNCHANGED
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: HIGH

    • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

    View Vector String

Timeline

Published: July 23, 2025, 7:15 p.m.
Last Modified: July 23, 2025, 8:15 p.m.

Status : Received

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

cve@mitre.org

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.