CVE-2023-3527: Avaya Call Management System CSV injection vulnerability

Severity: medium (CVSS 6.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-07-18 · updated 2026-06-17
Weakness: CWE-1236

Description

A CSV injection vulnerability was found in the Avaya Call Management System (CMS) Supervisor web application which allows a user with administrative privileges to input crafted data which, when exported to a CSV file, may attempt arbitrary command execution on the system used to open the file by a spreadsheet software such as Microsoft Excel.

Affected products

Avaya Call Management System: before 20.0.0.0 — fixed in 20.0.0.0

How to fix

Upgrade to a fixed version: Avaya Call Management System 20.0.0.0. Check the vendor advisory for mitigations.

References

https://download.avaya.com/css/public/documents/101086364
https://download.avaya.com/css/public/documents/101086364

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