CVE-2022-4986 PUBLISHED

Hirschmann EagleSDV Denial of Service via TLS

Assigner: VulnCheck
Reserved: 02.04.2026 Published: 02.04.2026 Updated: 03.04.2026

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.

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS Score: 7.5

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	None
Privileges Required	None	Integrity Impact	None
User Interaction	None	Availability Impact	High

CVSS 3.1

CVSS Vector: 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
CVSS Score: 8.7

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	None	Confidentiality	None
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	Belden
Product	Hirschmann EagleSDV
Versions	Default: unaffected affected from 0 to 08.1.03 (incl.) unaffected from 0 to 08.1.04 (excl.) unaffected from 0 to 08.2.00 (excl.)

References

Belden Security Bulletins

Problem Types

CWE-400: Uncontrolled Resource Consumption CWE