Mitel Connect ONSITE up to R1711-PREM/14.2 Conferencing vnewmeeting.php code injection

Summaryinfo

A vulnerability was found in Mitel Connect ONSITE up to R1711-PREM/14.2. It has been declared as critical. This impacts an unknown function of the file vnewmeeting.php of the component Conferencing. Such manipulation leads to code injection. This vulnerability is documented as CVE-2018-5780. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Mitel Connect ONSITE up to R1711-PREM/14.2. It has been rated as critical. Affected by this issue is some unknown processing of the file vnewmeeting.php of the component Conferencing. The manipulation with an unknown input leads to a code injection vulnerability. Using CWE to declare the problem leads to CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. Impacted is confidentiality, integrity, and availability. CVE summarizes:

A vulnerability in the conferencing component of Mitel Connect ONSITE, versions R1711-PREM and earlier, and Mitel ST 14.2, release GA28 and earlier, could allow an unauthenticated attacker to inject PHP code using specially crafted requests to the vnewmeeting.php page. Successful exploit could allow an attacker to execute arbitrary PHP code within the context of the application.

The bug was discovered 03/06/2018. The weakness was released 03/14/2018 (Website). The advisory is shared for download at mitel.com. This vulnerability is handled as CVE-2018-5780 since 01/18/2018. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.

The vulnerability was handled as a non-public zero-day exploit for at least 8 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:vnewmeeting.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entries connected to this vulnerability are available at VDB-114418, VDB-114417, VDB-114595 and VDB-114597. Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• Mitel

Name

• Connect ONSITE

Version

• 14.0
• 14.1
• 14.2
• R1711-PREM

License

• commercial

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CPE 2.2info

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Once again VulDB remains the best source for vulnerability data.

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