# CVE-2024-6189: Tenda A301 WifiExtraSet fromSetWirelessRepeat stack-based overflow

> Remote attackers can trigger a stack-based buffer overflow in the Tenda A301 router's wireless settings, potentially leading to arbitrary code execution.

- **Severity:** High 8.7 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 20 Jun 2024
- **Updated:** 1 Aug 2024
- **Also known as:** GHSA-vr74-q73p-p5rh

## What is CVE-2024-6189?

CVE-2024-6189 is a high-severity memory corruption vulnerability in Tenda A301, published on 20 Jun 2024. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A vulnerability was found in Tenda A301 15.13.08.12. It has been classified as critical. Affected is the function fromSetWirelessRepeat of the file /goform/WifiExtraSet. The manipulation of the argument wpapsk_crypto leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-269160. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-787 (Out-of-bounds Write), CWE-121 (Stack-based Buffer Overflow)

## Which versions are affected by CVE-2024-6189?

It affects 1 product.


Products: Tendacn A301 Firmware.

## How do I fix CVE-2024-6189?

No fix has been published for CVE-2024-6189 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-6189 being exploited?

There is no known exploitation of CVE-2024-6189 in the wild and no public exploit code.

## Other vulnerabilities in Tenda A301

- [CVE-2024-7581](https://insights.sbomify.com/CVE-2024-7581/): Tenda A301 WifiBasicSet formWifiBasicSet stack-based overflow (high 8.7)
- [CVE-2024-6402](https://insights.sbomify.com/CVE-2024-6402/): Tenda A301 SetOnlineDevName fromSetWirelessRepeat stack-based overflow (high 7.1)
- [CVE-2024-6403](https://insights.sbomify.com/CVE-2024-6403/): Tenda A301 SetOnlineDevName formWifiBasicSet stack-based overflow (high 7.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-6189 and fix it if it is affected.

What it is: CVE-2024-6189 is a high-severity memory corruption vulnerability in Tenda A301, published on 20 Jun 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2024-6189 in the wild and no public exploit code.

Affected product: Tenda A301. 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-2024-6189/ (Markdown: https://insights.sbomify.com/CVE-2024-6189/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-6189
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-6189
- OSV: https://osv.dev/vulnerability/CVE-2024-6189

---
From sbomify Insights: https://insights.sbomify.com/CVE-2024-6189/
Summaries are generated and may contain mistakes; the official description above is the record.