Medium severity · published Jan 9, 2026
CVE-2025-46643
Dell PowerProtect Data Domain with Data Domain Operating System (DD OS) of Feature Release versions 7.7.1.0 through 8.4.0.0, LTS2025 release version 8.3.1.10, LTS2024 release…
4.4
CVSS
0.2%
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 8.4.0.0, LTS2025 release version 8.3.1.10, LTS2024 release versions 7.13.1.0 through 7.13.1.40, LTS 2023 release versions 7.10.1.0 through 7.10.1.70, contain a Heap-based Buffer Overflow vulnerability. A high privileged attacker with local access could potentially exploit this vulnerability, leading to Denial of service.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 5% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PD
PowerProtect Data Domain with Data Domain Operating System (DD OS) Feature Release · Dell
7.7.1.0 before 8.5.0.0 · source: vendor
PD
PowerProtect Data Domain with Data Domain Operating System (DD OS) LTS2023 · Dell
7.10.1.0 before 7.10.1.80 · source: vendor
PD
PowerProtect Data Domain with Data Domain Operating System (DD OS) LTS2024 · Dell
7.13.1.0 before 7.13.1.50 · source: vendor
PD
PowerProtect Data Domain with Data Domain Operating System (DD OS) LTS2025 · Dell
8.3.1.0 before 8.3.1.20 · source: vendor
DD
Data Domain Operating System · Dell
7.7.1.0 before 7.10.1.80; 7.13.1.0 before 7.13.1.50; 8.3.1.0 before 8.3.1.20; 8.4.0.0 · source: NVD
Affected product
PD
PowerProtect Data Domain with Data Domain Operating System (DD OS) Feature Release
Dell
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-46643
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-46643
Vendor Advisory
https://www.dell.com/support/kbdoc/en-us/000405813/dsa-2025-415-security-update-for-dell-powerprotect-data-domain-multiple-vulnerabilities
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