DSA-2021-271: Dell EMC Unity, Dell EMC Unity VSA, and Dell EMC Unity XT Security Update for Multiple Vulnerabilities
Summary: Dell EMC Unity, Dell EMC UnityVSA and Dell EMC Unity XT remediation is available for multiple security vulnerabilities that may be exploited by malicious users to compromise the affected system. ...
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Impact
Critical
Details
| Proprietary Code CVEs | Description | CVSS Base Score | CVSS Vector String |
| CVE-2021-43589 | Dell EMC Unity, Dell EMC UnityVSA and Dell EMC Unity XT versions prior to 5.1.2.0.5.007 contain an operating system (OS) command injection Vulnerability. A locally authenticated user with high privileges may potentially exploit this vulnerability, leading to the execution of arbitrary OS commands on the Unity underlying OS, with the privileges of the vulnerable application. Exploitation may lead to an elevation of privilege. | 6.0 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H |
| Third-party Component | CVEs | More Information |
| bind | CVE-2021-25214 | See NVD (http://nvd.nist.gov/) for individual scores for each CVE. |
| CVE-2021-25215 | ||
| curl | CVE-2021-22876 | |
| CVE-2021-22898 | ||
| dhcp | CVE-2021-25217 | |
| git | CVE-2021-21300 | |
| glib2 | CVE-2021-27218 | |
| CVE-2021-27219 | ||
| glibc | CVE-2019-25013 | |
| CVE-2020-29573 | ||
| CVE-2020-27618 | ||
| CVE-2020-29562 | ||
| CVE-2021-3326 | ||
| gnutls | CVE-2021-20231 | |
| CVE-2021-20232 | ||
| libnettle | CVE-2021-20305 | |
| libX11 | CVE-2021-31535 | |
| lz4 | CVE-2021-3520 | |
| mgetty | CVE-2018-16741 | |
| CVE-2018-16742 | ||
| CVE-2018-16743 | ||
| CVE-2018-16744 | ||
| CVE-2018-16745 | ||
| mozilla-nspr | CVE-2021-23981 | |
| CVE-2021-23982 | ||
| CVE-2021-23984 | ||
| CVE-2021-23987 | ||
| nghttp2 | CVE-2020-11080 | |
| open-iscsi | CVE-2020-17437 | |
| CVE-2020-17438 | ||
| CVE-2020-13987 | ||
| CVE-2020-13988 | ||
| openldap2 | CVE-2020-36221 | |
| CVE-2020-36222 | ||
| CVE-2020-36223 | ||
| CVE-2020-36224 | ||
| CVE-2020-36225 | ||
| CVE-2020-36226 | ||
| CVE-2020-36227 | ||
| CVE-2020-36228 | ||
| CVE-2020-36229 | ||
| CVE-2020-36230 | ||
| CVE-2021-27212 | ||
| openssl (Unisphere UI) | CVE-2021-3712 | |
| openssl (NAS Server) | CVE-2021-23840 | |
| polkit | CVE-2021-3560 | |
| postgresql10 | CVE-2020-25695 | |
| CVE-2020-25694 | ||
| CVE-2020-25696 | ||
| CVE-2021-32027 | ||
| CVE-2021-32028 | ||
| python-tk | CVE-2021-3177 | |
| CVE-2019-20916 | ||
| sudo | CVE-2021-3156 |
| Proprietary Code CVEs | Description | CVSS Base Score | CVSS Vector String |
| CVE-2021-43589 | Dell EMC Unity, Dell EMC UnityVSA and Dell EMC Unity XT versions prior to 5.1.2.0.5.007 contain an operating system (OS) command injection Vulnerability. A locally authenticated user with high privileges may potentially exploit this vulnerability, leading to the execution of arbitrary OS commands on the Unity underlying OS, with the privileges of the vulnerable application. Exploitation may lead to an elevation of privilege. | 6.0 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H |
| Third-party Component | CVEs | More Information |
| bind | CVE-2021-25214 | See NVD (http://nvd.nist.gov/) for individual scores for each CVE. |
| CVE-2021-25215 | ||
| curl | CVE-2021-22876 | |
| CVE-2021-22898 | ||
| dhcp | CVE-2021-25217 | |
| git | CVE-2021-21300 | |
| glib2 | CVE-2021-27218 | |
| CVE-2021-27219 | ||
| glibc | CVE-2019-25013 | |
| CVE-2020-29573 | ||
| CVE-2020-27618 | ||
| CVE-2020-29562 | ||
| CVE-2021-3326 | ||
| gnutls | CVE-2021-20231 | |
| CVE-2021-20232 | ||
| libnettle | CVE-2021-20305 | |
| libX11 | CVE-2021-31535 | |
| lz4 | CVE-2021-3520 | |
| mgetty | CVE-2018-16741 | |
| CVE-2018-16742 | ||
| CVE-2018-16743 | ||
| CVE-2018-16744 | ||
| CVE-2018-16745 | ||
| mozilla-nspr | CVE-2021-23981 | |
| CVE-2021-23982 | ||
| CVE-2021-23984 | ||
| CVE-2021-23987 | ||
| nghttp2 | CVE-2020-11080 | |
| open-iscsi | CVE-2020-17437 | |
| CVE-2020-17438 | ||
| CVE-2020-13987 | ||
| CVE-2020-13988 | ||
| openldap2 | CVE-2020-36221 | |
| CVE-2020-36222 | ||
| CVE-2020-36223 | ||
| CVE-2020-36224 | ||
| CVE-2020-36225 | ||
| CVE-2020-36226 | ||
| CVE-2020-36227 | ||
| CVE-2020-36228 | ||
| CVE-2020-36229 | ||
| CVE-2020-36230 | ||
| CVE-2021-27212 | ||
| openssl (Unisphere UI) | CVE-2021-3712 | |
| openssl (NAS Server) | CVE-2021-23840 | |
| polkit | CVE-2021-3560 | |
| postgresql10 | CVE-2020-25695 | |
| CVE-2020-25694 | ||
| CVE-2020-25696 | ||
| CVE-2021-32027 | ||
| CVE-2021-32028 | ||
| python-tk | CVE-2021-3177 | |
| CVE-2019-20916 | ||
| sudo | CVE-2021-3156 |
Affected Products & Remediation
| CVEs Addressed | Products | Affected Versions | Updated Versions | Link to Update |
| All of the above | Dell EMC Unity Operating Environment (OE) | Before 5.1.2.0.5.007 | 5.1.2.0.5.007 | https://www.dell.com/support/home/en-us/product-support/product/unity-all-flash-family/drivers |
| Dell EMC UnityVSA Operating Environment (OE) | Before 5.1.2.0.5.007 | 5.1.2.0.5.007 | ||
| Dell EMC Unity XT Operating Environment (OE) | Before 5.1.2.0.5.007 | 5.1.2.0.5.007 |
| CVEs Addressed | Products | Affected Versions | Updated Versions | Link to Update |
| All of the above | Dell EMC Unity Operating Environment (OE) | Before 5.1.2.0.5.007 | 5.1.2.0.5.007 | https://www.dell.com/support/home/en-us/product-support/product/unity-all-flash-family/drivers |
| Dell EMC UnityVSA Operating Environment (OE) | Before 5.1.2.0.5.007 | 5.1.2.0.5.007 | ||
| Dell EMC Unity XT Operating Environment (OE) | Before 5.1.2.0.5.007 | 5.1.2.0.5.007 |
Workarounds & Mitigations
None.
Revision History
| Revision | Date | More Information |
| 1.0 | 2021-12-29 | Initial Release |
| 1.1 | 2022-01-05 | Minor update to CVE Identifier field. |
Related Information
Legal Disclaimer
Affected Products
Dell EMC Unity, Product Security Information, Dell Unity 300, Dell EMC Unity 300F, Dell EMC Unity 350F, Dell EMC Unity XT 380, Dell EMC Unity XT 380F, Dell EMC Unity 400, Dell EMC Unity 400F, Dell EMC Unity 450F, Dell EMC Unity XT 480
, Dell EMC Unity XT 480F, Dell EMC Unity 500, Dell EMC Unity 500F, Dell EMC Unity 550F, Dell EMC Unity 600, Dell EMC Unity 600F, 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 UnityVSA Professional Edition/Unity Cloud Edition
...
Article Properties
Article Number: 000194836
Article Type: Dell Security Advisory
Last Modified: 18 Sep 2025
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