# CVE-2023-38872: Economizzer Insecure Direct Object Reference vulnerability

> Unauthenticated attackers can access other users' cash book attachments by guessing IDs, exposing sensitive financial data.

- **Severity:** Low 3.7 (`CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 28 Sep 2023
- **Updated:** 23 Sep 2024
- **Also known as:** GHSA-896v-ph5w-379h

## What is CVE-2023-38872?

CVE-2023-38872 is a low-severity missing authorization vulnerability in n/a, published on 28 Sep 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

An Insecure Direct Object Reference (IDOR) vulnerability in gugoan Economizzer commit 3730880 (April 2023) and v.0.9-beta1 allows any unauthenticated attacker to access cash book entry attachments of any other user, if they know the Id of the attachment.

Weakness: CWE-639 (Authorization Bypass Through User-Controlled Key)

## Which versions are affected by CVE-2023-38872?

2 open source packages ship an affected version, including gugoan/economizzer. It affects 1 product.


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `gugoan/economizzer` | Packagist | All versions to 0.9-beta1 | None |
| `gugoan/economizzer` | Packagist | All versions to 0.9-beta1 | None |

Products: Economizzer Economizzer.

## How do I fix CVE-2023-38872?

No fix has been published for CVE-2023-38872 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-38872 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-38872 exists.

## Other vulnerabilities in n/a

- [CVE-2023-38870](https://insights.sbomify.com/CVE-2023-38870/): SQL injection in n/a (critical 9.8)
- [CVE-2023-38874](https://insights.sbomify.com/CVE-2023-38874/): Economizzer remote code execution vulnerability (high 8.8)
- [CVE-2023-38877](https://insights.sbomify.com/CVE-2023-38877/): Economizzer host header injection vulnerability (high 8.8)
- [CVE-2023-38873](https://insights.sbomify.com/CVE-2023-38873/): Economizzer vulnerable to Clickjacking (medium 6.5)
- [CVE-2023-38871](https://insights.sbomify.com/CVE-2023-38871/): Economizzer user enumeration vulnerability (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-38872 and fix it if it is affected.

What it is: CVE-2023-38872 is a low-severity missing authorization vulnerability in n/a, published on 28 Sep 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-38872 exists.

Affected packages and fixed versions:
- gugoan/economizzer (Packagist): affected all versions up to 0.9-beta1; no fix listed
- gugoan/economizzer (Packagist): affected all versions up to 0.9-beta1; no fix listed

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-2023-38872/ (Markdown: https://insights.sbomify.com/CVE-2023-38872/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-38872
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-38872
- OSV: https://osv.dev/vulnerability/CVE-2023-38872

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-38872/
Summaries are generated and may contain mistakes; the official description above is the record.