# CVE-2020-37069: Konica Minolta FTP Utility 1.0 - 'NLST' Denial of Service

> Attackers can crash the FTP server or execute code by sending an oversized buffer to the NLST command in Konica Minolta FTP Utility.

- **Severity:** High 8.7 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 3 Feb 2026
- **Updated:** 4 Feb 2026
- **Also known as:** GHSA-2rv9-m7pg-rvf8

## What is CVE-2020-37069?

CVE-2020-37069 is a high-severity memory corruption vulnerability in Konica Minolta FTP Utility, published on 3 Feb 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Konica Minolta FTP Utility 1.0 contains a buffer overflow vulnerability in the NLST command that allows attackers to overwrite system registers. Attackers can send an oversized buffer of 1500 'A' characters to crash the FTP server and potentially execute unauthorized code.

Weakness: CWE-120 (Buffer Copy without Checking Size of Input)

## Which versions are affected by CVE-2020-37069?

It affects 1 product.


Products: Konicaminolta Ftp Utility.

## How do I fix CVE-2020-37069?

No fix has been published for CVE-2020-37069 yet. Limit exposure of the affected software until one is available.

## Is CVE-2020-37069 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-37069 exists.

## Other vulnerabilities in Konica Minolta FTP Utility

- [CVE-2020-37068](https://insights.sbomify.com/CVE-2020-37068/): Konica Minolta FTP Utility 1.0 - 'LIST' Denial of Service (high 8.7)
- [CVE-2015-7603](https://insights.sbomify.com/CVE-2015-7603/): Path traversal in n/a (high 7.8)
- [CVE-2015-7767](https://insights.sbomify.com/CVE-2015-7767/): Memory corruption in n/a (high 7.5)
- [CVE-2015-7768](https://insights.sbomify.com/CVE-2015-7768/): Memory corruption in n/a (high 7.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2020-37069 and fix it if it is affected.

What it is: CVE-2020-37069 is a high-severity memory corruption vulnerability in Konica Minolta FTP Utility, published on 3 Feb 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-37069 exists.

Affected product: Konica Minolta FTP Utility. 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-2020-37069/ (Markdown: https://insights.sbomify.com/CVE-2020-37069/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2020-37069
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-37069
- OSV: https://osv.dev/vulnerability/CVE-2020-37069

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From sbomify Insights: https://insights.sbomify.com/CVE-2020-37069/
Summaries are generated and may contain mistakes; the official description above is the record.