CVE-2025-43913: Dell Data Domain Operating System

Medium severity, CVSS 6.5. EPSS: 0.2% chance of exploitation in the next 30 days.

Dell PowerProtect Data Domain with Data Domain Operating System (DD OS) of Feature Release versions 7.7.1.0 through 8.3.0.15, LTS2025 release version 8.3.1.0, LTS2024 release versions 7.13.1.0 through 7.13.1.30, LTS 2023 release versions 7.10.1.0 through 7.10.1.60, contain an Use of a Broken or Risky Cryptographic Algorithm vulnerability in the DDOS. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to information disclosure. The vulnerability could be leveraged by attackers to conduct phishing attacks that cause users to divulge sensitive information.

Affected products

• Dell Data Domain Operating System: from 7.7.1.0, before 7.10.1.70 (fixed in 7.10.1.70); from 7.13.1.0, before 7.13.1.40 (fixed in 7.13.1.40); from 8.3.0.0, up to and including 8.3.0.15; from 8.3.1.0, before 8.3.1.10 (fixed in 8.3.1.10)

Published 2025-10-07. Last modified 2026-06-17.