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Acronis DeviceLock DLP CVE-2026-42061

| EUVDEUVD-2026-34173 HIGH
Execution with Unnecessary Privileges (CWE-250)
2026-06-03 security@acronis.com GHSA-jgh4-c962-w9qg
7.3
CVSS 3.0 · Vendor: acronis
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Obtain local low-priv user session
  2. Delivery
    Trigger DeviceLock agent to spawn child process
  3. Exploit
    Abuse inherited excessive privileges in child
  4. Execution
    Execute code at elevated integrity
  5. Impact
    Tamper with DLP policy and persist

Vulnerability Assessment

Weakness
CWE
ASVS 5.0
V8 - Authorization Unnecessary privilege execution
Exploitation Conditions

Attacker must already have an authenticated low-privilege local session on a Windows host running Acronis DeviceLock DLP at a build earlier than 9.0.15051.93227, and must induce user interaction that causes the DeviceLock agent to spawn the affected child process in the user's context (CVSS UI:R). Limiting factors: the attack vector is strictly local (AV:L), so no network-reachable exposure exists; non-Windows DeviceLock builds are out of scope; and hosts already updated to 9.0.15051.93227 or later are not vulnerable.

Impact

The CVSS 3.0 vector AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H describes a local, low-complexity attack requiring low privileges and user interaction, with high impact on all three security properties - consistent with a classic endpoint privilege-escalation primitive rather than a remotely reachable bug. No EPSS score, KEV listing, or public POC has been provided, so real-world exploitation pressure appears low at this time, but DLP agents are high-value targets on managed endpoints because compromise effectively defeats the data-protection control itself. The UI:R requirement and need for an existing local foothold meaningfully limit opportunistic mass exploitation, so this is best treated as a credible post-compromise escalation path on managed Windows fleets rather than an internet-exposed emergency. Note: no EPSS data was supplied in the input, so probabilistic exploitation likelihood cannot be cited.

Exploit ScenarioDerived

An attacker who already has a standard user session on a Windows endpoint running a vulnerable DeviceLock DLP build induces the agent to spawn a child process - for example by interacting with a monitored device, policy prompt, or helper UI that requires user action (UI:R) - and abuses the over-privileged inherited token or handle in that child to execute code in a higher-integrity context. The end state is full local compromise of the endpoint, including the ability to disable or tamper with the DLP control itself. No public exploit identified at time of analysis.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Jun 03, 2026

Local privilege escalation in Acronis DeviceLock DLP for Windows before build 9.0.15051.93227 allows a low-privileged authenticated user to gain elevated privileges by abusing excessive permissions inherited by child processes spawned by the agent. With CVSS 7.3 and a high impact across confidentiality, integrity, and availability, successful exploitation requires user interaction and local access, and no public exploit identified at time of analysis.

RemediationAI

Vendor-released patch: upgrade Acronis DeviceLock DLP for Windows to build 9.0.15051.93227 or later, distributing the update via your standard DeviceLock management console as described in the Acronis advisory at https://security-advisory.acronis.com/advisories/SEC-3083. No vendor-published workaround is referenced; if patching must be deferred, compensating controls include restricting interactive logon and software-execution rights on endpoints where DeviceLock is deployed (via AppLocker or WDAC allowlisting) to reduce the population of local users who can trigger the vulnerable child-process flow, and increasing EDR sensitivity to unexpected child processes of DeviceLock service binaries - both add management overhead and may generate false positives against legitimate admin tooling. Avoid stopping or unloading the DeviceLock agent as a mitigation, since doing so disables the DLP control the product is deployed to enforce.

Affected VersionsENISA

Acronis DeviceLock DLP unspecified <9.0.15051.93227

Affected Packages

euvd acronis_devicelock_dlp_unspecified fix: 9.0.15051.93227

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

DeviceLock DLP is an endpoint data loss prevention agent that runs with elevated privileges on Windows hosts to enforce device and channel control policies. The root cause maps to CWE-250 (Execution with Unnecessary Privileges): the protected agent process spawns child processes without dropping or restricting its inherited security token, so a child inherits a privilege set far broader than its function requires. On Windows, this typically manifests as inherited SYSTEM-level or high-integrity tokens, handles, or impersonation rights that an attacker can leverage to break out of the intended sandbox boundary and execute code in the parent's security context. The CPE scope per the vendor advisory is limited to the Windows build of DeviceLock DLP prior to 9.0.15051.93227.

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Severity by source

Vendor (acronis) PRIMARY 7.3 HIGH
AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Primary rating from Vendor (acronis) · only source for this CVE.

CVSS VectorVendor: acronis

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Patch available
Jun 03, 2026 - 22:01 EUVD
CVE Published
Jun 03, 2026 - 20:16 nvd
HIGH 7.3

DescriptionCVE.org

Local privilege escalation due to excessive permissions assigned to child processes. The following products are affected: Acronis DeviceLock DLP (Windows) before build 9.0.15051.93227.

Executive ViewAI

Why It Matters

Acronis DeviceLock DLP for Windows before build 9.0.15051.93227 contains a local privilege escalation vulnerability that allows authenticated local users to gain elevated privileges and circumvent data protection controls. With CVSS 7.3 severity impacting confidentiality, integrity, and availability, successful exploitation would expose sensitive organizational data and compromise the integrity of DLP enforcement across the organization. Immediate containment and monitoring actions are essential to prevent data breach and insider threats.

Business Impact: High
Compensating Controls

No vendor-released patch identified at time of analysis; no public exploit identified at time of analysis. Interim mitigations: restrict local administrative access on all affected systems; implement EDR or endpoint monitoring to detect privilege escalation attempts; enforce multi-factor authentication for sensitive systems and accounts; enable comprehensive audit logging of all privileged and authenticated activities; implement network segmentation to contain potential lateral movement; maintain incident response readiness with DeviceLock compromise scenarios.

Threat Intelligence Overview

EPSS Score
0.0%
Top 98% exploitable
Social Media
1
Sightings
Data Quality
5 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.0%
Patch available Yes
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision
Scheduled
Exploitation
None
System Exposure· derived
Small
Automatable
No
Human Impact
High
Technical Impact
Total

Priority Score

36
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +36
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Privilege escalation occurs when an attacker leverages flaws in access control mechanisms to gain permissions beyond what they were originally granted.

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