Ref# ADV2024_246 | Date: Jul 19th 2024

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Mitel has published a security advisory highlighting vulnerabilities in the following products on July 17th, 2024. It is recommended that you take the necessary precautions by ensuring your products are always updated. 

• Mitel 6800 Series SIP Phones – version R6.4.0.HF1 (R6.4.0.136) and prior 

• Mitel 6900 Series SIP Phones – version R6.4.0.HF1 (R6.4.0.136) and prior 

• Mitel 6900w Series SIP Phones – version R6.4.0.HF1 (R6.4.0.136) and prior 

• Mitel 6970 Conference Unit – version R6.4.0.HF1 (R6.4.0.136) and prior 

• Unify OpenScape 4000 – version v11 R0.22 and prior 

• Unify OpenScape 4000 Assistant – version v11 R0.22 and prior 

• Unify OpenScape 4000 Manager – versions v10 R1.34, V10 R1.42 and v11 R0.22 and prior 

For more information on these updates, you can follow these URLs: 

• Mitel security advisory – 24-0019 

• Mitel security advisory – 24-0020 

• Mitel security advisory – OBSO-2407-02 

• Mitel security advisory – OBSO-2407-03 

• Mitel Security Advisories 

The Guyana National CIRT recommends that users and administrators review this update and apply it where necessary. 

PDF Download: Mitel Security Advisory

References 

• Mitel Security Advisories. (July 17th, 2024). Retrieved from Mitel. https://www.mitel.com/en-gb/support/security-advisories 

• Mitel Security Advisory. (July 18th, 2024). Retrieved from Canadian Centre for Cyber Security. https://www.cyber.gc.ca/en/alerts-advisories/mitel-security-advisory-av24-405