# CVE-2018-3929: Memory corruption in Antenna House

> A crafted PowerPoint document can trigger heap corruption in Antenna House Office Server Document Converter, allowing remote code execution.

- **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:** 11 Jul 2018
- **Updated:** 17 Sep 2024
- **Also known as:** GHSA-v9p6-cmv6-6rvq

## What is CVE-2018-3929?

CVE-2018-3929 is a high-severity memory corruption vulnerability in Antenna House, published on 11 Jul 2018. 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

An exploitable heap corruption exists in the PowerPoint document conversion functionality of the Antenna House Office Server Document Converter version V6.1 Pro MR2 for Linux64 (6,1,2018,0312). A crafted PowerPoint (PPT) document can lead to heap corruption, resulting in remote code execution.

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

## Which versions are affected by CVE-2018-3929?

It affects 1 product.


Products: Antennahouse Office Server Document Converter.

## How do I fix CVE-2018-3929?

No fix has been published for CVE-2018-3929 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-3929 being exploited?

There is no known exploitation of CVE-2018-3929 in the wild and no public exploit code.

## Other vulnerabilities in Antenna House

- [CVE-2018-3930](https://insights.sbomify.com/CVE-2018-3930/): Memory corruption in Antenna House (high 8.8)
- [CVE-2018-3931](https://insights.sbomify.com/CVE-2018-3931/): Memory corruption in Antenna House (high 8.8)
- [CVE-2018-3932](https://insights.sbomify.com/CVE-2018-3932/): Memory corruption in Antenna House (high 8.8)
- [CVE-2018-3933](https://insights.sbomify.com/CVE-2018-3933/): Memory corruption in Antenna House (high 8.8)
- [CVE-2018-3936](https://insights.sbomify.com/CVE-2018-3936/): Memory corruption in Antenna House (high 8.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-3929 and fix it if it is affected.

What it is: CVE-2018-3929 is a high-severity memory corruption vulnerability in Antenna House, published on 11 Jul 2018. 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-2018-3929 in the wild and no public exploit code.

Affected product: Antenna House. 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-2018-3929/ (Markdown: https://insights.sbomify.com/CVE-2018-3929/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-3929
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-3929
- OSV: https://osv.dev/vulnerability/CVE-2018-3929

---
From sbomify Insights: https://insights.sbomify.com/CVE-2018-3929/
Summaries are generated and may contain mistakes; the official description above is the record.