CVE-2023-39253

Local privilege escalation via undisclosed access control

Published Nov 23, 2023 · Updated Aug 2, 2024

Improper access control in Dell OS Recovery Tool 2.2.4013, 2.3.7012.0, and 2.3.7515.0 allows local users to elevate privileges. Dell has not published the affected component or the access-control operation that mishandles untrusted input. Exploitation requires an authenticated non-administrator account and user interaction, after which the attacker gains elevated system privileges.

CVSS severity7.3
High
EPSS probability0.19%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper access control in Dell OS Recovery Tool 2.2.4013, 2.3.7012.0, and 2.3.7515.0 allows local users to elevate privileges. Dell has not published the affected component or the access-control operation that mishandles untrusted input. Exploitation requires an authenticated non-administrator account and user interaction, after which the attacker gains elevated system privileges.

The record

CVE
CVE-2023-39253
Published
Nov 23, 2023
Updated
Aug 2, 2024
Vendor
Dell
Product
Dell OS Recovery Tool
Classifications
CWE-284, T1068
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Nov 23, 2023CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 2024Record 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=Versions 2.2.4013, 2.3.7012.0, and 2.3.7515.0.

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Dell · Dell OS Recovery Toolversion=Versions 2.2.4013, 2.3.7012.0, and 2.3.7515.0.

Published CVSS scores

7.8NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.3DellCVSS:3.1/AV:L/AC:L/PR:L/UI:R/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.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

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-284Improper Access Control
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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