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DSA-2021-033 Dell EMC Avamar Server Improper Authorization Vulnerability

Summary: Dell EMC Avamar Server contains remediation for improper authorization vulnerability that may 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.
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Impact

High

Details

 
Proprietary Code CVE(s) Description CVSSBase Score CVSS Vector String
CVE-2021-21511 Dell EMC Avamar Server, versions 19.3 and 19.4 contain an Improper Authorization vulnerability in the web UI. A remote low privileged attacker may potentially exploit this vulnerability, to gain unauthorized read or modification access to other users' backup data. 8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
 
 
Proprietary Code CVE(s) Description CVSSBase Score CVSS Vector String
CVE-2021-21511 Dell EMC Avamar Server, versions 19.3 and 19.4 contain an Improper Authorization vulnerability in the web UI. A remote low privileged attacker may potentially exploit this vulnerability, to gain unauthorized read or modification access to other users' backup data. 8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
 
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

 
CVE(s) Addressed  Product Affected Version(s) Updated Version(s) Link to Update
CVE-2021-21511  Dell EMC Avamar Server 19.3 Hotfix 327927
Dell EMC Avamar Server 19.4 Hotfix 329256
Dell EMC Integrated Data Protection Appliance (IDPA) 2.6 Hotfix 327927
 
Refer to KB Article 69982: How to install an Avamar .avp hotfix using Avamar Installer (AVI) for instructions on applying the hotfix. It is recommended to schedule this activity.
 
CVE(s) Addressed  Product Affected Version(s) Updated Version(s) Link to Update
CVE-2021-21511  Dell EMC Avamar Server 19.3 Hotfix 327927
Dell EMC Avamar Server 19.4 Hotfix 329256
Dell EMC Integrated Data Protection Appliance (IDPA) 2.6 Hotfix 327927
 
Refer to KB Article 69982: How to install an Avamar .avp hotfix using Avamar Installer (AVI) for instructions on applying the hotfix. It is recommended to schedule this activity.

Revision History

RevisionDateDescription
1.02021-02-04initial release
1.12021-03-16direct link to update for version 19.4

Related Information

Dell Security Advisories and Notices
Dell Vulnerability Response Policy
CVSS Scoring Guide

Legal Disclaimer

Affected Products

Avamar, Avamar Server, PowerProtect Data Protection Software, PowerProtect Data Protection Hardware, Product Security Information
Article Properties
Article Number: 000182926
Article Type: Dell Security Advisory
Last Modified: 01 Nov 2021
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