Arbitrary file upload in Mitel Unify Openscape Xpressions Webassistant

CVE-2023-40265

An issue was discovered in Atos Unify OpenScape Xpressions WebAssistant V7 before V7R1 FR5 HF42 P911. It allows authenticated remote code execution via file upload.

Vulnerability class: Unrestricted File Upload

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.009 (58.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 58.8% 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-2023-40265: held from 0.009 to 0.009.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-40265?
CVE-2023-40265 is a high-severity vulnerability in Mitel Unify Openscape Xpressions Webassistant, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2024-02-08.
How severe is CVE-2023-40265?
High severity. CVSS v3 base score is 8.8 out of 10.