Status: UPDATED
| Advisory ID: CVE-2022-4986
Key Details
| CVE | CVE-2022-4986 |
| CVSS Score / Version | 7.5 (High) / CVSS v3.1 |
| Updated | 2026-07-24 |
| CVSS Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| CVSS Prose | attack vector is network; attack complexity is low; privileges required is none; user interaction is none; scope is unchanged; confidentiality impact is none; integrity impact is none; availability impact is high. |
| Affected products | Belden Hirschmann EagleSDV and Belden eaglesdv_firmware |
| Classified as | CWE-400 (Uncontrolled Resource Consumption) |
| Exploitation prediction (EPSS) | 0.44% probability of exploitation in the next 30 days (36% percentile) -- FIRST.org's EPSS model. |
Affected Products, Subsystems & Sectors
| Subsystems | General OT |
| Sectors | Multiple |
What to Know
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. (NVD)
What to Do
Monitor Belden's web page for any future patch releases.
References