CVE-2022-4986 Hirschmann EagleSDV Denial of Service via TLS
High 8.7
Published
Updated
Check this codebase for CVE-2022-4986 and fix it if it is affected.
What it is: CVE-2022-4986 is a high-severity vulnerability in Belden Hirschmann EagleSDV, published on 2 Apr 2026.
Exploitation: There is no known exploitation of CVE-2022-4986 in the wild and no public exploit code.
Affected product: Belden Hirschmann EagleSDV. 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-2022-4986/ (Markdown: https://insights.sbomify.com/CVE-2022-4986/index.md)
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2022-4986?
CVE-2022-4986 is a high-severity vulnerability in Belden Hirschmann EagleSDV, published on 2 Apr 2026.
Official description
Hirschmann EagleSDV version 05.4.01 prior to 05.4.02 contains a denial-of-service vulnerability that causes the device to crash during session establishment when using TLS 1.0 or TLS 1.1. Attackers can trigger a crash by initiating TLS connections with these protocol versions to disrupt service availability.
Weakness: CWE-400
Which versions are affected by CVE-2022-4986?
It affects 1 product.
Products include Beldan Eaglesdv Firmware.
How do I fix CVE-2022-4986?
No fix has been published for CVE-2022-4986 yet. Limit exposure of the affected software until one is available.
Is CVE-2022-4986 being exploited?
There is no known exploitation of CVE-2022-4986 in the wild and no public exploit code.
Sources
Also known as GHSA-fx2x-5jph-mxxh.