Session Fixation in Dell PowerProtect DD OS Enables Unauthorized Access

Publication date: 2026-04-17

Last updated on: 2026-05-08

Assigner: Dell

Description

Dell PowerProtect Data Domain with Data Domain Operating System (DD OS) of Feature Release versions 8.4 through 8.5 contain a session fixation vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to unauthorized access.

CVSS Scores

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Meta Information

Published

2026-04-17

Last Modified

2026-05-08

Generated

2026-07-06

AI Q&A

2026-04-17

EPSS Evaluated

2026-07-05

NVD

CVE-2025-46605

EUVD

EUVD-2025-209519

Affected Vendors & Products

Vendor	Product	Version / Range
dell	data_domain_operating_system	From 8.4.0.0 (inc) to 8.6.0.0 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-384	Authenticating a user, or otherwise establishing a new user session, without invalidating any existing session identifier gives an attacker the opportunity to steal authenticated sessions.

Attack-Flow Graph

Executive Summary

This vulnerability is a session fixation issue found in Dell PowerProtect Data Domain with Data Domain Operating System (DD OS) versions 8.4 through 8.5. It allows a highly privileged attacker with remote access to potentially exploit the system by fixing a session ID, which could lead to unauthorized access.

Impact Analysis

The impact of this vulnerability is that an attacker with high privileges and remote access could gain unauthorized access to the system. This could compromise confidentiality and integrity of data, and potentially affect availability to a lesser extent.

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