Adobe Creative Cloud version 5.5 (and earlier) are affected by an Application denial of service vulnerability in the Creative Cloud Desktop installer. An authenticated attacker could leverage this vulnerability to achieve denial of service in the context of the user. User interaction is required before product installation to abuse this vulnerability.

References

• https://nvd.nist.gov/vuln/detail/CVE-2021-43017
• https://helpx.adobe.com/security/products/creative-cloud/apsb21-111.html