# CVE-2023-26317: Xiaomi router external request interface has command injection

> Attackers can execute arbitrary commands on Xiaomi routers via an external interface, potentially gaining full control by hijacking ISP or upper-layer routing.

- **Severity:** High 7.0 (`CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 2 Aug 2023
- **Updated:** 16 Oct 2024
- **Also known as:** GHSA-x3cm-94m2-6vw4

## What is CVE-2023-26317?

CVE-2023-26317 is a high-severity command injection vulnerability in Xiaomi router, published on 2 Aug 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Xiaomi routers have an external interface that can lead to command injection. The vulnerability is caused by lax filtering of responses from external interfaces. Attackers can exploit this vulnerability to gain access to the router by hijacking the ISP or upper-layer routing.

Weakness: CWE-77 (Improper Neutralization of Special Elements used in a Command), CWE-78 (Improper Neutralization of Special Elements used in an OS Command)

## Which versions are affected by CVE-2023-26317?

It affects 1 product.


Products: Mi Xiaomi Router Firmware.

## How do I fix CVE-2023-26317?

No fix has been published for CVE-2023-26317 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-26317 being exploited?

There is no known exploitation of CVE-2023-26317 in the wild and no public exploit code.

## Other vulnerabilities in Xiaomi router

- [CVE-2020-14140](https://insights.sbomify.com/CVE-2020-14140/): Missing authorization in Xiaomi Multiple Devices (high 7.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-26317 and fix it if it is affected.

What it is: CVE-2023-26317 is a high-severity command injection vulnerability in Xiaomi router, published on 2 Aug 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-2023-26317 in the wild and no public exploit code.

Affected product: Xiaomi router. 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-2023-26317/ (Markdown: https://insights.sbomify.com/CVE-2023-26317/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-26317
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-26317
- OSV: https://osv.dev/vulnerability/CVE-2023-26317

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-26317/
Summaries are generated and may contain mistakes; the official description above is the record.