# CVE-2023-3221: User enumeration vulnerability in Roundcube Password Recovery Plugin

> Remote attackers can enumerate valid usernames via the password recovery function, exposing user data in Roundcube installations.

- **Severity:** Medium 5.3 (`CVSS:3.1/AV:N/AC:L/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:** 4 Sep 2023
- **Updated:** 30 Sep 2024
- **Also known as:** GHSA-3hmx-7w48-9wcc

## What is CVE-2023-3221?

CVE-2023-3221 is a medium-severity vulnerability in AlfnRU Password Recovery Plugin, published on 4 Sep 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

User enumeration vulnerability in Password Recovery plugin 1.2 version for Roundcube, which could allow a remote attacker to create a test script against the password recovery function to enumerate all users in the database.

Weakness: CWE-203 (Observable Discrepancy), CWE-204 (Observable Response Discrepancy)

## Which versions are affected by CVE-2023-3221?

It affects 1 product.


Products: Password Recovery Project Password Recovery.

## How do I fix CVE-2023-3221?

No fix has been published for CVE-2023-3221 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-3221 being exploited?

There is no known exploitation of CVE-2023-3221 in the wild and no public exploit code.

## Other vulnerabilities in AlfnRU Password Recovery Plugin

- [CVE-2023-3222](https://insights.sbomify.com/CVE-2023-3222/): Vulnerability in the password recovery mechanism of Roundcube Password Recovery Plugin (high 7.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-3221 and fix it if it is affected.

What it is: CVE-2023-3221 is a medium-severity vulnerability in AlfnRU Password Recovery Plugin, published on 4 Sep 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2023-3221 in the wild and no public exploit code.

Affected product: AlfnRU Password Recovery Plugin. 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-2023-3221/ (Markdown: https://insights.sbomify.com/CVE-2023-3221/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-3221
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-3221
- OSV: https://osv.dev/vulnerability/CVE-2023-3221

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-3221/
Summaries are generated and may contain mistakes; the official description above is the record.