# CVE-2017-2128: Command injection in Security guide for website operators

> Remote attackers can execute arbitrary OS commands via specially crafted saved data in the website operator security guide.

- **Severity:** High 8.8 (`CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 28 Apr 2017
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-54xj-5h4c-vvhw

## What is CVE-2017-2128?

CVE-2017-2128 is a high-severity command injection vulnerability in INFORMATION-TECHNOLOGY PROMOTION AGENCY, JAPAN (IPA) Security guide for website operators, published on 28 Apr 2017. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

Security guide for website operators allows remote attackers to execute arbitrary OS commands via specially crafted saved data.

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

## Which versions are affected by CVE-2017-2128?

It affects 1 product.


Products: Information-Technology Promotion Agency Introduction to Safe Website Operation.

## How do I fix CVE-2017-2128?

No fix has been published for CVE-2017-2128 yet. Limit exposure of the affected software until one is available.

## Is CVE-2017-2128 being exploited?

There is no known exploitation of CVE-2017-2128 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2017-2128 and fix it if it is affected.

What it is: CVE-2017-2128 is a high-severity command injection vulnerability in INFORMATION-TECHNOLOGY PROMOTION AGENCY, JAPAN (IPA) Security guide for website operators, published on 28 Apr 2017. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2017-2128 in the wild and no public exploit code.

Affected product: INFORMATION-TECHNOLOGY PROMOTION AGENCY, JAPAN (IPA) Security guide for website operators. 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-2017-2128/ (Markdown: https://insights.sbomify.com/CVE-2017-2128/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2017-2128
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2017-2128
- OSV: https://osv.dev/vulnerability/CVE-2017-2128

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From sbomify Insights: https://insights.sbomify.com/CVE-2017-2128/
Summaries are generated and may contain mistakes; the official description above is the record.