High severity · published Oct 7, 2025
CVE-2025-43912
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…
7.5
CVSS
0.4%
EPSS
No
On KEV
Description
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 a Heap-based Buffer Overflow vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to Denial of service.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 29% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DD
Data Domain Operating System · Dell
7.7.1.0 before 7.10.1.70; 7.13.1.0 before 7.13.1.40; 8.3.0.0 through 8.3.0.15; 8.3.1.0 before 8.3.1.10 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-43912
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-43912
Vendor Advisory
https://www.dell.com/support/kbdoc/en-us/000376224/dsa-2025-333-security-update-for-dell-powerprotect-data-domain-multiple-vulnerabilities
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