Server-Side Vulnerability in Dell Avamar Affects Security Features
CVE-2025-21120

8.3HIGH

Key Information:

Vendor

Dell
Status
Avamar Data Store Gen4t
Avamar Data Store Gen5a
Avamar Virtual Edition For Vmware Esxi And Vsphere
Avamar Virtual Edition For Vmware Vsphere Only
Vendor
CVE Published:
4 August 2025

What is CVE-2025-21120?

Dell Avamar prior to version 19.12 with patch 338905, except for version 19.10SP1 with patch 338904, contains a security vulnerability involving Trusting HTTP Permission Methods on the Server-Side. This weakness allows low privileged attackers with remote access to potentially exploit the system, leading to the exposure of sensitive information. Users are advised to apply the latest patches to mitigate potential risks.

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Affected Version(s)

Avamar Data Store Gen4T 19.12

Avamar Data Store Gen4T 19.10, 19.10-SP1, 19.7, 19.8, 19.9 and 19.4 < 19.10SP1 with patch 338904 or later

Avamar Data Store Gen5A 19.12 < 19.12 with patch 338905 or later

References

https://www.dell.com/support/kbdoc/en-us/000347698/dsa-20...
vendor-advisory

CVSS V3.1

Score:
8.3
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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