# CVE-2023-21447: Missing authorization in Samsung Cloud

> Local attackers can access sensitive information via implicit intents due to improper access control in Samsung Cloud.

- **Severity:** Medium 4.0 (`CVSS:3.1/AV:L/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:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 9 Feb 2023
- **Updated:** 24 Mar 2025
- **Also known as:** GHSA-4cgf-47r3-59wr

## What is CVE-2023-21447?

CVE-2023-21447 is a medium-severity missing authorization vulnerability in Samsung Cloud, published on 9 Feb 2023. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

Improper access control vulnerabilities in Samsung Cloud prior to version 5.3.0.32 allows local attackers to access information with Samsung Cloud's privilege via implicit intent.

Weakness: CWE-668 (Exposure of Resource to Wrong Sphere), CWE-284 (Improper Access Control)

## Which versions are affected by CVE-2023-21447?

It affects 1 product.


Products: Samsung Cloud.

## How do I fix CVE-2023-21447?

No fix has been published for CVE-2023-21447 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-21447 being exploited?

There is no known exploitation of CVE-2023-21447 in the wild and no public exploit code.

## Other vulnerabilities in Samsung Cloud

- [CVE-2022-33713](https://insights.sbomify.com/CVE-2022-33713/): Information disclosure in Samsung Cloud (high 7.5)
- [CVE-2023-42578](https://insights.sbomify.com/CVE-2023-42578/): Missing authorization in Samsung Data Store (medium 6.5)
- [CVE-2023-21448](https://insights.sbomify.com/CVE-2023-21448/): Path traversal in Samsung Cloud (medium 5.7)
- [CVE-2024-20851](https://insights.sbomify.com/CVE-2024-20851/): Missing authorization in Samsung Data Store (medium 4.4)
- [CVE-2021-25368](https://insights.sbomify.com/CVE-2021-25368/): Auth bypass in Samsung Cloud (low 3.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-21447 and fix it if it is affected.

What it is: CVE-2023-21447 is a medium-severity missing authorization vulnerability in Samsung Cloud, published on 9 Feb 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-2023-21447 in the wild and no public exploit code.

Affected product: Samsung Cloud. 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-2023-21447/ (Markdown: https://insights.sbomify.com/CVE-2023-21447/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-21447
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-21447
- OSV: https://osv.dev/vulnerability/CVE-2023-21447

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-21447/
Summaries are generated and may contain mistakes; the official description above is the record.