What’s Vulnerable › Vulnerabilities

CVE-2023-28078

• Severity: critical (CVSS 9.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-02-15 · updated 2026-06-17
• Weakness: CWE-923

Description

Dell OS10 Networking Switches running 10.5.2.x and above contain a vulnerability with zeroMQ when VLT is configured. A remote unauthenticated attacker could potentially exploit this vulnerability leading to information disclosure and a possible Denial of Service when a huge number of requests are sent to the switch. This is a high severity vulnerability as it allows an attacker to view sensitive data. Dell recommends customers to upgrade at the earliest opportunity.

Affected products

• Dell SmartFabric OS10 Software: from 10.5.2.0 before 10.5.2.12; from 10.5.3.0 before 10.5.3.8; from 10.5.4.0 before 10.5.4.8; 10.5.5.0, 10.5.5.1, 10.5.5.2, 10.5.5.3 — fixed in 10.5.2.12, 10.5.3.8, 10.5.4.8

How to fix

Upgrade to a fixed version: Dell SmartFabric OS10 Software 10.5.2.12, 10.5.3.8, 10.5.4.8. Check the vendor advisory for mitigations.

References

• https://www.dell.com/support/kbdoc/en-us/000216584/dsa-2023-124-security-update-for-dell-smartfabric-os10-multiple-vulnerabilities
• https://www.dell.com/support/kbdoc/en-us/000216584/dsa-2023-124-security-update-for-dell-smartfabric-os10-multiple-vulnerabilities

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