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CVE-2022-4986

Hirschmann EagleSDV Denial of Service via TLS

Published: Apr 2, 2026Updated: Jun 2, 2026 Sources: CVE List NVDCWE-400
NVD MITRE
7.5CVSSHIGH
EPSS Score
0.4%
Top 65.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

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.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-400

Affected Products

eaglesdv firmwarebeldan
Embedded
Hardware Firmware / network-adapter
Hirschmann EagleSDVBeldenNetworking Infrastructure
beldancommercialHardware Firmware
beldencommercialUSNetworking Infrastructureaka belden hirschmann, tofino security appliance

Attack Graph

Products CVE Techniques Tactics

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Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

1 technique
Impact
View detailed technique mapping

References

https://assets.belden.com/m/1c8fe5d916567af6/original/Belden_Security_Bulletin_BSECV-2022-08.pdf
assets.belden.com
https://www.vulncheck.com/advisories/hirschmann-eaglesdv-denial-of-service-via-tls
vulncheck.com

Timeline

Published
Apr 2, 2026
Last Updated
Jun 2, 2026

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