DSA-2021-190: Dell Enterprise SONiC OS Security Update for an Information Disclosure Vulnerability
Summary: Dell Enterprise SONiC OS remediation is available for an Information Disclosure Vulnerability that may be exploited by malicious users to compromise the affected system.
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Impact
High
Details
| Proprietary Code CVE | Description | CVSS Base Score | CVSS Vector String |
| CVE-2021-36309 | Dell Enterprise SONiC OS versions 3.3.0 and earlier contains a sensitive information disclosure vulnerability. An authenticated malicious user with access to the system may use the TACACS\Radius credentials stored to read sensitive information and use it in further attacks. | 7.1 | CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
| Proprietary Code CVE | Description | CVSS Base Score | CVSS Vector String |
| CVE-2021-36309 | Dell Enterprise SONiC OS versions 3.3.0 and earlier contains a sensitive information disclosure vulnerability. An authenticated malicious user with access to the system may use the TACACS\Radius credentials stored to read sensitive information and use it in further attacks. | 7.1 | CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
Affected Products & Remediation
| CVE Addressed | Product | Affected Versions | Updated Version | Link to Update |
| CVE-2021-36309 | Dell Enterprise SONiC OS | Versions 3.3.0 and earlier | 3.4.0 | Link to update |
| CVE Addressed | Product | Affected Versions | Updated Version | Link to Update |
| CVE-2021-36309 | Dell Enterprise SONiC OS | Versions 3.3.0 and earlier | 3.4.0 | Link to update |
Revision History
| Revision | Date | Description |
| 1.0 | 2021-09-17 | Initial Release |
Related Information
Legal Disclaimer
Affected Products
Enterprise SONiC Distribution, Product Security InformationArticle Properties
Article Number: 000191690
Article Type: Dell Security Advisory
Last Modified: 18 Sep 2025
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