Vulnerability identifier: #VU94634

Vulnerability risk: Low

CVSSv3.1: 6.3 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-77

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
6800 Series SIP Phones
Hardware solutions / Office equipment, IP-phones, print servers
6900w Series SIP Phone
Hardware solutions / Office equipment, IP-phones, print servers
6900 Series SIP Phones
Hardware solutions / Office equipment, IP-phones, print servers
6970 Conference Unit
Hardware solutions / Office equipment, IP-phones, print servers

Vendor: Mitel

Description

The vulnerability allows a remote user to execute arbitrary commands on the target system.

The vulnerability exists due to improper input validation in the Boot Process. A remote administrator can pass specially crafted data to the application and execute arbitrary commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

6800 Series SIP Phones: R6.4.0.HF1 (R6.4.0.136)

6900w Series SIP Phone: R6.4.0.HF1 (R6.4.0.136)

6900 Series SIP Phones: R6.4.0.HF1 (R6.4.0.136)

6970 Conference Unit: R6.4.0.HF1 (R6.4.0.136)

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External links
http://www.mitel.com/support/security-advisories/mitel-product-security-advisory-24-0019
http://www.mitel.com/-/media/mitel/file/pdf/support/security-advisories/security-bulletin_24-0019-001-v1.pdf

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.