# CVE-2019-3956: Information disclosure in Solarwinds Dameware Remote Mini Controller

> Unauthenticated remote attackers can cause a buffer over-read in Dameware Remote Mini Control, leading to application crashes or sensitive information leakage.

- **Severity:** High 7.4 (`CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 7 Jun 2019
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-8w7p-q234-6qwj

## What is CVE-2019-3956?

CVE-2019-3956 is a high-severity vulnerability in Solarwinds Dameware Remote Mini Controller, published on 7 Jun 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Dameware Remote Mini Control version 12.1.0.34 and prior contains an unauthenticated remote buffer over-read due to the server not properly validating CltDHPubKeyLen during key negotiation, which could crash the application or leak sensitive information.

Weakness: CWE-20 (Improper Input Validation), CWE-125 (Out-of-bounds Read)

## Which versions are affected by CVE-2019-3956?

It affects 1 product.


Products: Dameware Remote Mini Control.

## How do I fix CVE-2019-3956?

No fix has been published for CVE-2019-3956 yet. Limit exposure of the affected software until one is available.

## Is CVE-2019-3956 being exploited?

There is no known exploitation of CVE-2019-3956 in the wild and no public exploit code.

## Other vulnerabilities in Solarwinds Dameware Remote Mini Controller

- [CVE-2019-3955](https://insights.sbomify.com/CVE-2019-3955/): Memory corruption in Solarwinds Dameware Remote Mini Controller (high 7.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2019-3956 and fix it if it is affected.

What it is: CVE-2019-3956 is a high-severity vulnerability in Solarwinds Dameware Remote Mini Controller, published on 7 Jun 2019. 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-2019-3956 in the wild and no public exploit code.

Affected product: Solarwinds Dameware Remote Mini Controller. 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-2019-3956/ (Markdown: https://insights.sbomify.com/CVE-2019-3956/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2019-3956
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2019-3956
- OSV: https://osv.dev/vulnerability/CVE-2019-3956

---
From sbomify Insights: https://insights.sbomify.com/CVE-2019-3956/
Summaries are generated and may contain mistakes; the official description above is the record.