# CVE-2023-29240: BIG-IQ iControl REST Vulnerability

> Authenticated users with Viewer or Auditor roles can upload arbitrary files via an iControl REST endpoint, potentially leading to code execution.

- **Severity:** Medium 5.4 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 3 May 2023
- **Updated:** 18 Sep 2025
- **Also known as:** GHSA-vgvm-wwrq-c4xw

## What is CVE-2023-29240?

CVE-2023-29240 is a medium-severity vulnerability in F5 Big-Iq Centralized Management, published on 3 May 2023. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

An authenticated attacker granted a Viewer or Auditor role on a BIG-IQ can upload arbitrary files using an undisclosed iControl REST endpoint.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Weakness: CWE-863 (Incorrect Authorization)

## Which versions are affected by CVE-2023-29240?

It affects 1 product.


Products: F5 Big-Iq Centralized Management.

## How do I fix CVE-2023-29240?

No fix has been published for CVE-2023-29240 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-29240 being exploited?

There is no known exploitation of CVE-2023-29240 in the wild and no public exploit code.

## Other vulnerabilities in F5 Big-Iq Centralized Management

- [CVE-2020-5868](https://insights.sbomify.com/CVE-2020-5868/): Command injection in BIG-IQ (critical 9.8)
- [CVE-2021-23005](https://insights.sbomify.com/CVE-2021-23005/): Weak cryptography in BIG-IQ (critical 9.1)
- [CVE-2020-5869](https://insights.sbomify.com/CVE-2020-5869/): Information disclosure in BIG-IQ (critical 9.1)
- [CVE-2020-5870](https://insights.sbomify.com/CVE-2020-5870/): Missing authorization in BIG-IQ (high 8.1)
- [CVE-2021-22995](https://insights.sbomify.com/CVE-2021-22995/): Missing authorization in BIG-IQ (high 7.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-29240 and fix it if it is affected.

What it is: CVE-2023-29240 is a medium-severity vulnerability in F5 Big-Iq Centralized Management, published on 3 May 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2023-29240 in the wild and no public exploit code.

Affected product: F5 Big-Iq Centralized Management. 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-2023-29240/ (Markdown: https://insights.sbomify.com/CVE-2023-29240/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-29240
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-29240
- OSV: https://osv.dev/vulnerability/CVE-2023-29240

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-29240/
Summaries are generated and may contain mistakes; the official description above is the record.