# CVE-2023-21462: Information disclosure in Quick Share Agent

> A local attacker can access the device's MAC address without permission due to sensitive information exposure in Samsung Quick Share Agent.

- **Severity:** Medium 4.2 (`CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Local or same network only
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 16 Mar 2023
- **Updated:** 2 Aug 2024
- **Also known as:** GHSA-v958-rf72-rpxh

## What is CVE-2023-21462?

CVE-2023-21462 is a medium-severity vulnerability in Samsung Mobile Quick Share Agent, published on 16 Mar 2023. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

### Official description

The sensitive information exposure vulnerability in Quick Share Agent prior to versions 3.5.14.18 in Android 12 and 3.5.16.20 in Android 13 allows to local attacker to access MAC address without related permission.

Weakness: CWE-215 (Insertion of Sensitive Information Into Debugging Code)

## Which versions are affected by CVE-2023-21462?

It affects 1 product.


Products: Samsung Quick Share.

## How do I fix CVE-2023-21462?

No fix has been published for CVE-2023-21462 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-21462 being exploited?

There is no known exploitation of CVE-2023-21462 in the wild and no public exploit code.

## Other vulnerabilities in Samsung Mobile Quick Share Agent

- [CVE-2023-42544](https://insights.sbomify.com/CVE-2023-42544/): Missing authorization in Quick Share (medium 5.5)
- [CVE-2022-39860](https://insights.sbomify.com/CVE-2022-39860/): Information disclosure in QuickShare (medium 4.4)
- [CVE-2024-49421](https://insights.sbomify.com/CVE-2024-49421/): Path traversal in Quick Share Agent (medium 4.3)
- [CVE-2022-30745](https://insights.sbomify.com/CVE-2022-30745/): Improper access control vulnerability in Quick Share prior to version 13.1.2.4 allows attacker to access internal files in Quick Share. (medium 4.0)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-21462 and fix it if it is affected.

What it is: CVE-2023-21462 is a medium-severity vulnerability in Samsung Mobile Quick Share Agent, published on 16 Mar 2023. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2023-21462 in the wild and no public exploit code.

Affected product: Samsung Mobile Quick Share Agent. 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-2023-21462/ (Markdown: https://insights.sbomify.com/CVE-2023-21462/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-21462
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-21462
- OSV: https://osv.dev/vulnerability/CVE-2023-21462

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-21462/
Summaries are generated and may contain mistakes; the official description above is the record.