CVE-2021-43019

Adobe Creative Cloud Incorrect Permission Assignment Privilege Escalation Vulnerability

HIGH
7.8
CVSS Score
Published: November 23, 2021 at 06:03 PM UTC
Updated: June 17, 2026 at 04:10 AM UTC
1 product affected across 1 vendorCreative Cloud Desktop Application· also runs on 1 platform

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Severity
HIGH7.8
Exploit prediction
EPSS 2%
SSVC
No known exploit

Description

Adobe Creative Cloud version 5.5 (and earlier) are affected by a privilege escalation vulnerability in the resources leveraged by the Setup.exe service. An unauthenticated attacker could leverage this vulnerability to remove files and escalate privileges under the context of SYSTEM . An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability on the product installer. User interaction is required before product installation to abuse this vulnerability.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v ≤ 5.5
apple-macos (environment)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-732

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