CVE-2020-28351
6.1 · MEDIUMOverview
CVE-2020-28351 is a medium-severity vulnerability affecting mitel shoretel_firmware. It was published on November 9, 2020 and has a CVSS 3.1 base score of 6.1 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 6.1, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
The conferencing component on Mitel ShoreTel 19.46.1802.0 devices could allow an unauthenticated attacker to conduct a reflected cross-site scripting (XSS) attack (via the PATH_INFO to index.php) due to insufficient validation for the time_zone object in the HOME_MEETING& page.
Remediation
Check the references section for vendor advisories and patches from mitel. Update shoretel_firmware to the latest patched version. 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.
Affected Products
| Vendor | Product | Versions | Status |
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References
Frequently Asked Questions
What is CVE-2020-28351?
CVE-2020-28351 is a medium-severity vulnerability affecting mitel shoretel_firmware. It was published on November 9, 2020 and has a CVSS 3.1 base score of 6.1 (MEDIUM).
How severe is CVE-2020-28351?
This vulnerability has a CVSS 3.1 base score of 6.1, 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-2020-28351?
Check the references section for vendor advisories and patches from mitel. Update shoretel_firmware to the latest patched version. 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-2020-28351?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-28351 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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