CVE-2025-43887

Local privilege escalation

Published Sep 10, 2025 · Updated Sep 10, 2025

Incorrect default permissions in Dell PowerProtect Data Manager Hyper-V 19.19 and 19.20 allow local users to elevate privileges. Dell identifies the Hyper-V component but does not disclose the affected object or the incorrect permission-setting operation. Exploitation requires a low-privileged local account and grants elevated access affecting protected data and service operation.

CVSS severity7.0
High
EPSS probability0.10%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Incorrect default permissions in Dell PowerProtect Data Manager Hyper-V 19.19 and 19.20 allow local users to elevate privileges. Dell identifies the Hyper-V component but does not disclose the affected object or the incorrect permission-setting operation. Exploitation requires a low-privileged local account and grants elevated access affecting protected data and service operation.

The record

CVE
CVE-2025-43887
Published
Sep 10, 2025
Updated
Sep 10, 2025
Vendor
Dell
Product
PowerProtect Data Manager
Classifications
CWE-276, T1068
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Sep 10, 2025CVE publishedPublication date reported by the CVE source.
  2. Sep 10, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=N/A <19.21 build 11

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Dell · PowerProtect Data Managerversion=N/A <19.21 build 11

Published CVSS scores

7.0DellCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-276Incorrect Default Permissions
T1068Exploitation for Privilege Escalation

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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