How severe is CVE-2018-15784?

CVE-2018-15784 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2018-15784 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-15784?

CVE-2018-15784 affects Dell Networking Os10. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-15784?

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.

When was CVE-2018-15784 published?

CVE-2018-15784 was published on 2019-01-18 and last updated on 2026-06-17.

CVE-2018-15784

CVE-2018-15784 is a high-severity vulnerability in Dell Networking Os10 with a CVSS 3.x base score of 7.4. 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-295.

Key facts

Severity: High (CVSS 3.x base score 7.4)
CVSS v2: 5.8
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-295
Affected product: Dell Networking Os10
Published: 2019-01-18
Last modified: 2026-06-17

Description

Dell Networking OS10 versions prior to 10.4.3.0 contain a vulnerability in the Phone Home feature which does not properly validate the server's certificate authority during TLS handshake. Use of an invalid or malicious certificate could potentially allow an attacker to spoof a trusted entity by using a man-in-the-middle (MITM) attack.

Frequently asked questions

What is CVE-2018-15784?: Dell Networking OS10 versions prior to 10.4.3.0 contain a vulnerability in the Phone Home feature which does not properly validate the server's certificate authority during TLS handshake. Use of an invalid or malicious certificate could potentially allow an attacker to spoof a trusted entity by using a man-in-the-middle (MITM) attack.
How severe is CVE-2018-15784?: CVE-2018-15784 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2018-15784 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-15784?: CVE-2018-15784 affects Dell Networking Os10. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-15784?: 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.
When was CVE-2018-15784 published?: CVE-2018-15784 was published on 2019-01-18 and last updated on 2026-06-17.

References

https://www.dell.com/support/article/us/en/04/sln315899/dsa-2019-001-dell-networking-os10-improper-certificate-validation-vulnerability?lang=en

Affected products (1)

cpe:2.3:o:dell:networking_os10:*:*:*:*:*:*:*:*

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