CVE-2025-43727

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-10-07 · updated 2026-10-18
Weakness: CWE-303

Description

Dell PowerProtect Data Domain with Data Domain Operating System (DD OS) of Feature Release versions 7.7.1.0 through 8.1.0.10, LTS2024 release Versions 7.13.1.0 through 7.13.1.25, LTS 2023 release versions 7.10.1.0 through 7.10.1.50, contain an incorrect Implementation of Authentication Algorithm vulnerability in the RestAPI. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to Unauthorized access.

Affected products

Dell PowerProtect Data Domain: from 7.7.1.0 before 7.10.1.60; from 7.13.1.0 before 7.13.1.30; from 8.0.0.0 before 8.3.0.10 — fixed in 7.10.1.60, 7.13.1.30, 8.3.0.10

How to fix

Upgrade to a fixed version: Dell PowerProtect Data Domain 7.10.1.60, 7.13.1.30, 8.3.0.10. Check the vendor advisory for mitigations.

References

https://www.dell.com/support/kbdoc/en-us/000348708/dsa-2025-159-security-update-for-dell-powerprotect-data-domain-multiple-vulnerabilities

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