Arbitrary file upload in Mitel St14.2

CVE-2017-16251

A vulnerability in the conferencing component of Mitel ST 14.2, release GA28 and earlier, could allow an authenticated user to upload a malicious script to the Personal Library by a crafted POST request. Successful exploit could allow an attacker to execute arbitrary code within the context of the application.

Vulnerability class: Unrestricted File Upload

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.018 (77.2th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 77.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2017-16251: held from 0.018 to 0.018.

EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2017-16251?
CVE-2017-16251 is a high-severity vulnerability in Mitel St14.2, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2018-03-13.
How severe is CVE-2017-16251?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2017-16251 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.