# CVE-2018-17927: Memory corruption in Delta Industrial Automation TPEditor

> Attackers can achieve remote code execution by tricking users into opening specially crafted project files in Delta TPEditor.

- **Severity:** High 7.8 (`CVSS:3.0/AV:L/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:** Local or same network only
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 11 Oct 2018
- **Updated:** 17 Sep 2024
- **Also known as:** GHSA-hcj7-m6jj-hmx6

## What is CVE-2018-17927?

CVE-2018-17927 is a high-severity memory corruption vulnerability in Delta Industrial Automation TPEditor, published on 11 Oct 2018. 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

In Delta Industrial Automation TPEditor, TPEditor Versions 1.90 and prior, multiple out-of-bounds write vulnerabilities may be exploited by processing specially crafted project files lacking user input validation, which may cause the system to write outside the intended buffer area and may allow remote code execution.

Weakness: CWE-787 (Out-of-bounds Write)

## Which versions are affected by CVE-2018-17927?

It affects 1 product.


Products: Deltaww Tpeditor.

## How do I fix CVE-2018-17927?

No fix has been published for CVE-2018-17927 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-17927 being exploited?

There is no known exploitation of CVE-2018-17927 in the wild and no public exploit code.

## Other vulnerabilities in Delta Industrial Automation TPEditor

- [CVE-2018-8871](https://insights.sbomify.com/CVE-2018-8871/): Memory corruption in Automation TPEditor (critical 9.8)
- [CVE-2021-33007](https://insights.sbomify.com/CVE-2021-33007/): Memory corruption in Delta Electronics TPEditor (high 7.8)
- [CVE-2020-27284](https://insights.sbomify.com/CVE-2020-27284/): Memory corruption in TPEditor (high 7.8)
- [CVE-2020-27288](https://insights.sbomify.com/CVE-2020-27288/): Memory corruption in TPEditor (high 7.8)
- [CVE-2020-16219](https://insights.sbomify.com/CVE-2020-16219/): Memory corruption in Delta Electronics TPEditor (high 7.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-17927 and fix it if it is affected.

What it is: CVE-2018-17927 is a high-severity memory corruption vulnerability in Delta Industrial Automation TPEditor, published on 11 Oct 2018. 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-2018-17927 in the wild and no public exploit code.

Affected product: Delta Industrial Automation TPEditor. 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-2018-17927/ (Markdown: https://insights.sbomify.com/CVE-2018-17927/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-17927
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-17927
- OSV: https://osv.dev/vulnerability/CVE-2018-17927

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From sbomify Insights: https://insights.sbomify.com/CVE-2018-17927/
Summaries are generated and may contain mistakes; the official description above is the record.