How severe is CVE-2022-4986?

CVE-2022-4986 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-4986 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-4986?

CVE-2022-4986 affects Beldan Eaglesdv Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-4986?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2022-4986 have an EU (EUVD) identifier?

Yes. CVE-2022-4986 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-55960.

When was CVE-2022-4986 published?

CVE-2022-4986 was published on 2026-04-02 and last updated on 2026-06-17.

CVE-2022-4986

CVE-2022-4986 is a high-severity vulnerability in Beldan Eaglesdv Firmware with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-400.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v4: 8.7
EPSS exploit prediction: 0% (35th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2022-55960
Weakness: CWE-400
Affected product: Beldan Eaglesdv Firmware
Published: 2026-04-02
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2022-4986?: 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.
How severe is CVE-2022-4986?: CVE-2022-4986 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-4986 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-4986?: CVE-2022-4986 affects Beldan Eaglesdv Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-4986?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2022-4986 have an EU (EUVD) identifier?: Yes. CVE-2022-4986 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-55960.
When was CVE-2022-4986 published?: CVE-2022-4986 was published on 2026-04-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:beldan:eaglesdv_firmware:*:*:*:*:*:*:*:*

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