Dell PowerProtect Data Domain with Data Domain Operating System LTS2023 heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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3.0$0-$5k0.00

Summaryinfo

A vulnerability has been found in Dell PowerProtect Data Domain with Data Domain Operating System Feature Release, PowerProtect Data Domain with Data Domain Operating System LTS2025, PowerProtect Data Domain with Data Domain Operating System LTS2024 and PowerProtect Data Domain with Data Domain Operating System LTS2023 up to 8.4.0.0 and classified as critical. This affects an unknown part. Performing a manipulation results in heap-based overflow. This vulnerability is reported as CVE-2025-46643. The attack requires a local approach. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Dell PowerProtect Data Domain with Data Domain Operating System Feature Release, PowerProtect Data Domain with Data Domain Operating System LTS2025, PowerProtect Data Domain with Data Domain Operating System LTS2024 and PowerProtect Data Domain with Data Domain Operating System LTS2023 up to 8.4.0.0. It has been classified as problematic. This affects an unknown part. The manipulation with an unknown input leads to a heap-based overflow vulnerability. CWE is classifying the issue as CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). This is going to have an impact on availability. The summary by CVE is:

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.

It is possible to read the advisory at dell.com. This vulnerability is uniquely identified as CVE-2025-46643 since 04/26/2025. The exploitability is told to be easy. Attacking locally is a requirement. Additional levels of successful authentication are required for exploitation. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 8.5.0.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at CERT Bund (WID-SEC-2026-0059). Be aware that VulDB is the high quality source for vulnerability data.

Affected

  • Dell PowerProtect Data Domain OS
  • Dell PowerProtect Data Domain

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.0
VulDB Meta Temp Score: 3.0

VulDB Base Score: 2.3
VulDB Temp Score: 2.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 4.4
NVD Vector: 🔒

CNA Base Score: 2.3
CNA Vector (dell): 🔒

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: PowerProtect Data Domain with Data Domain Operating System Feature Release/PowerProtect Data Domain with Data Domain Operating System LTS2025/PowerProtect Data Domain with Data Domain Operating System LTS2024/PowerProtect Data Domain with Data Domain Operating System LTS2023 8.5.0.0

Timelineinfo

04/26/2025 CVE reserved
01/09/2026 +258 days Advisory disclosed
01/09/2026 +0 days VulDB entry created
02/05/2026 +27 days VulDB entry last update

Sourcesinfo

Vendor: dell.com

Advisory: dsa-2025-415
Status: Confirmed

CVE: CVE-2025-46643 (🔒)
GCVE (CVE): GCVE-0-2025-46643
GCVE (VulDB): GCVE-100-340287
CERT Bund: WID-SEC-2026-0059 - Dell PowerProtect Data Domain mit DD OS: Mehrere Schwachstellen

Entryinfo

Created: 01/09/2026 17:47
Updated: 02/05/2026 15:05
Changes: 01/09/2026 17:47 (64), 01/12/2026 13:43 (7), 02/05/2026 15:05 (11)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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