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CVE-2019-18863

5.9 · MEDIUM

A key length vulnerability in the implementation of the SRTP 128-bit key on Mitel 6800 and 6900 SIP series phones, versions 5.1.0.2051 SP2 and earlier, could allow an attacker to launch a man-in-th…

Published Mar 2, 2020CWE-326EPSS 0.51%

Overview

CVE-2019-18863 is a medium-severity vulnerability. It was published on March 2, 2020 and has a CVSS 3.1 base score of 5.9 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.9, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

A key length vulnerability in the implementation of the SRTP 128-bit key on Mitel 6800 and 6900 SIP series phones, versions 5.1.0.2051 SP2 and earlier, could allow an attacker to launch a man-in-the-middle attack when SRTP is used in a call. A successful exploit may allow the attacker to intercept sensitive information.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refwww.mitel.com/support/security-advisoriesRefwww.mitel.com/support/security-advisories/mitel-product-security-advisory-19-0006Refwww.mitel.com/support/security-advisoriesRefwww.mitel.com/support/security-advisories/mitel-product-security-advisory-19-0006

How CyberStrike helps

Frequently asked questions

What is CVE-2019-18863?

CVE-2019-18863 is a medium-severity vulnerability. It was published on March 2, 2020 and has a CVSS 3.1 base score of 5.9 (MEDIUM).

How severe is CVE-2019-18863?

This vulnerability has a CVSS 3.1 base score of 5.9, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2019-18863?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2019-18863?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2019-18863 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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