DSA-2025-379: Security Update for Dell Unity, Dell UnityVSA and Dell Unity XT Security Update for Multiple Vulnerabilities

Summary: Dell UnityVSA and Dell Unity XT remediation is available for multiple security vulnerabilities that could be exploited by malicious users to compromise the affected system.

This article applies to This article does not apply to This article is not tied to any specific product. Not all product versions are identified in this article.

Impact

High

Details

Third-party Component CVEs More Information
OpenSSH CVE-2025-26465, CVE-2025-26466 https://nvd.nist.gov/vuln/searchThis hyperlink is taking you to a website outside of Dell Technologies.

 

Proprietary Code CVEs Description CVSS Base Score CVSS Vector String
CVE-2025-43939 Dell Unity, version(s) 5.4 and prior, contain(s) an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Command execution and Elevation of privileges. 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HThis hyperlink is taking you to a website outside of Dell Technologies.
CVE-2025-43940 Dell Unity, version(s) 5.5 and Prior, contain(s) an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Command execution and Elevation of privileges. 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HThis hyperlink is taking you to a website outside of Dell Technologies.
CVE-2025-43941 Dell Unity, version(s) 5.5 and Prior, contain(s) an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability to execute arbitrary command with root privileges. This vulnerability only affects systems without a valid license install. 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HThis hyperlink is taking you to a website outside of Dell Technologies.
CVE-2025-43942 Dell Unity, version(s) 5.5 and prior, contain(s) an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Command execution and Elevation of privileges. 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HThis hyperlink is taking you to a website outside of Dell Technologies.
CVE-2025-46422 Dell Unity, version(s) 5.5 and prior, contain(s) an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability to execute arbitrary commands with root privileges. 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HThis hyperlink is taking you to a website outside of Dell Technologies.
CVE-2025-46423 Dell Unity, version(s) 5.5 and prior, contain(s) an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability to execute arbitrary commands with root privileges. 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HThis hyperlink is taking you to a website outside of Dell Technologies.

 

Proprietary Code CVEs Description CVSS Base Score CVSS Vector String
CVE-2025-43939 Dell Unity, version(s) 5.4 and prior, contain(s) an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Command execution and Elevation of privileges. 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HThis hyperlink is taking you to a website outside of Dell Technologies.
CVE-2025-43940 Dell Unity, version(s) 5.5 and Prior, contain(s) an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Command execution and Elevation of privileges. 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HThis hyperlink is taking you to a website outside of Dell Technologies.
CVE-2025-43941 Dell Unity, version(s) 5.5 and Prior, contain(s) an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability to execute arbitrary command with root privileges. This vulnerability only affects systems without a valid license install. 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HThis hyperlink is taking you to a website outside of Dell Technologies.
CVE-2025-43942 Dell Unity, version(s) 5.5 and prior, contain(s) an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Command execution and Elevation of privileges. 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HThis hyperlink is taking you to a website outside of Dell Technologies.
CVE-2025-46422 Dell Unity, version(s) 5.5 and prior, contain(s) an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability to execute arbitrary commands with root privileges. 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HThis hyperlink is taking you to a website outside of Dell Technologies.
CVE-2025-46423 Dell Unity, version(s) 5.5 and prior, contain(s) an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability to execute arbitrary commands with root privileges. 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HThis hyperlink is taking you to a website outside of Dell Technologies.

 

Dell Technologies recommends all customers consider both the CVSS base score and any relevant temporal and environmental scores that may impact the potential severity associated with a particular security vulnerability.

Affected Products & Remediation

Product Software/Firmware Affected Versions Remediated Versions Link
Dell Unity Dell Unity Operating Environment (OE) Versions prior to 5.5.2 Version 5.5.2 or later https://www.dell.com/support/home/product-support/product/unity-all-flash-family/drivers

 

Product Software/Firmware Affected Versions Remediated Versions Link
Dell Unity Dell Unity Operating Environment (OE) Versions prior to 5.5.2 Version 5.5.2 or later https://www.dell.com/support/home/product-support/product/unity-all-flash-family/drivers

 

Revision History

RevisionDateDescription
1.02025-10-29Initial Release

 

Acknowledgements

CVE-2025-43941, CVE-2025-46423, CVE-2025-46422, CVE-2025-43942: Dell would like to thank xiaohei from Ubisectech Sirius Team for reporting this issue

CVE-2025-43940, CVE-2025-43939: Dell would like to thank zzcentury from Ubisectech Sirius Team for reporting this issue

Related Information

Affected Products

Dell EMC Unity 300F, Dell EMC Unity 350F, Dell EMC Unity 400, Dell EMC Unity 400F, Dell EMC Unity 450F, Dell EMC Unity 500, Dell EMC Unity 500F, Dell EMC Unity 550F, Dell EMC Unity 600, Dell EMC Unity 600F

Products

Dell EMC Unity, Dell Unity 450F DC, Dell Unity 300, Dell Unity 300 DC, Dell Unity 350F DC, Dell EMC Unity XT 380, Dell EMC Unity XT 380F, Dell Unity 400 DC, Dell EMC Unity XT 480, Dell EMC Unity XT 480F, Dell EMC Unity 650F, Dell EMC Unity XT 680 , Dell EMC Unity XT 680F, Dell EMC Unity XT 880, Dell EMC Unity XT 880F, Dell EMC Unity Family |Dell EMC Unity All Flash, Dell EMC Unity Hybrid, Dell Unity Operating Environment (OE) ...
Article Properties
Article Number: 000385307
Article Type: Dell Security Advisory
Last Modified: 29 Oct 2025
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