# CVE-2023-3566: wallabag Profile Config config allocation of resources

> Attackers can cause resource exhaustion in wallabag via the Profile Config name argument, leading to denial of service.

- **Severity:** Low 3.5 (`CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 8 Jul 2023
- **Updated:** 2 Aug 2024
- **Also known as:** GHSA-6qq7-3hqc-p5w4

## What is CVE-2023-3566?

CVE-2023-3566 is a low-severity denial of service vulnerability in wallabag, published on 8 Jul 2023. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

A vulnerability was found in wallabag 2.5.4. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the file /config of the component Profile Config. The manipulation of the argument Name leads to allocation of resources. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-233359. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-770 (Allocation of Resources Without Limits or Throttling)

## Which versions are affected by CVE-2023-3566?

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


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `wallabag/wallabag` | Packagist | All versions to 2.5.4 | None |
| `wallabag/wallabag` | Packagist | All versions to 2.5.4 | None |

Products: Wallabag Wallabag.

## How do I fix CVE-2023-3566?

No fix has been published for CVE-2023-3566 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-3566 being exploited?

There is no known exploitation of CVE-2023-3566 in the wild and no public exploit code.

## Other vulnerabilities in wallabag

- [CVE-2023-0734](https://insights.sbomify.com/CVE-2023-0734/): Improper Authorization in wallabag/wallabag (high 7.3)
- [CVE-2023-0737](https://insights.sbomify.com/CVE-2023-0737/): CSRF in wallabag/wallabag (medium 6.5)
- [CVE-2023-4455](https://insights.sbomify.com/CVE-2023-4455/): Cross-Site Request Forgery (CSRF) in wallabag/wallabag (medium 6.5)
- [CVE-2023-0735](https://insights.sbomify.com/CVE-2023-0735/): Cross-Site Request Forgery (CSRF) in wallabag/wallabag (medium 6.5)
- [CVE-2023-0609](https://insights.sbomify.com/CVE-2023-0609/): Improper Authorization in wallabag/wallabag (medium 6.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-3566 and fix it if it is affected.

What it is: CVE-2023-3566 is a low-severity denial of service vulnerability in wallabag, published on 8 Jul 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2023-3566 in the wild and no public exploit code.

Affected packages and fixed versions:
- wallabag/wallabag (Packagist): affected all versions up to 2.5.4; no fix listed
- wallabag/wallabag (Packagist): affected all versions up to 2.5.4; 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-2023-3566/ (Markdown: https://insights.sbomify.com/CVE-2023-3566/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-3566
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-3566
- OSV: https://osv.dev/vulnerability/CVE-2023-3566

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-3566/
Summaries are generated and may contain mistakes; the official description above is the record.