Vulnerability · Published Oct 7, 2025 · Assigned by dell
CVE-2025-43912
Medium 5.3
In plain English
A medium-severity heap buffer overflow in PowerProtect Data Domain with Data Domain Operating System (DD OS) LTS2023 from Dell. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 29% of all known vulnerabilities).
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Dell | PowerProtect Data Domain with Data Domain Operating System (DD OS) of Feature Release | 7.7.1.0 – before 8.4.0.0 |
| Dell | PowerProtect Data Domain with Data Domain Operating System (DD OS) LTS2025 | 8.3.1.0 – before 8.3.1.10 |
| Dell | PowerProtect Data Domain with Data Domain Operating System (DD OS) LTS2024 | 7.13.1.0 – before 7.13.1.40 |
| Dell | PowerProtect Data Domain with Data Domain Operating System (DD OS) LTS2023 | 7.10.1.0 – before 7.10.1.70 |
Weakness: CWE-122 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L