CVE-2020-28351

Public Exploit

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.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 9.14% Top 10%
Vendor Advisory mitel.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.mitel.com/articles/what-happened-shoretel-products vendor advisory
https://github.com/dievus/cve-2020-28351 third party advisory
http://packetstormsecurity.com/files/159987/ShoreTel-Conferencing-19.46.1802.0-Cross-Site-Scripting.html third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2020-28351?
CVE-2020-28351 has been scored as a medium severity vulnerability.
How to fix CVE-2020-28351?
To fix CVE-2020-28351, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-28351 being actively exploited in the wild?
It is possible that CVE-2020-28351 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~9% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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