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

> Administrative users can inject malicious formulas into CSV exports, leading to arbitrary command execution when opened in spreadsheet software.

- **Severity:** Medium 6.8 (`CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:L/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 18 Jul 2023
- **Updated:** 21 Oct 2024
- **Also known as:** GHSA-4hvr-hgmw-438r

## What is CVE-2023-3527?

CVE-2023-3527 is a medium-severity code injection vulnerability in Avaya Call Management System, published on 18 Jul 2023. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

### Official 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.

Weakness: CWE-1236 (Improper Neutralization of Formula Elements in a CSV File)

## Which versions are affected by CVE-2023-3527?

It affects 1 product.


Products: Avaya Call Management System.

## How do I fix CVE-2023-3527?

No fix has been published for CVE-2023-3527 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-3527 being exploited?

There is no known exploitation of CVE-2023-3527 in the wild and no public exploit code.

## Other vulnerabilities in Avaya Call Management System

- [CVE-2025-1041](https://insights.sbomify.com/CVE-2025-1041/): Avaya Call Management System RCE vulnerability (critical 9.9)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-3527 and fix it if it is affected.

What it is: CVE-2023-3527 is a medium-severity code injection vulnerability in Avaya Call Management System, published on 18 Jul 2023. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2023-3527 in the wild and no public exploit code.

Affected product: Avaya Call Management System. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2023-3527/ (Markdown: https://insights.sbomify.com/CVE-2023-3527/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-3527
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-3527
- OSV: https://osv.dev/vulnerability/CVE-2023-3527

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-3527/
Summaries are generated and may contain mistakes; the official description above is the record.