Local privilege escalation due to excessive permissions assigned to child processes

Local privilege escalation due to excessive permissions assigned to child processes. The following products are affected: Acronis Cyber Protect 15 (Windows) before build 28035, Acronis Agent (Windows) before build 27147, Acronis Cyber Protect Home Office (Windows) before build 39612, Acronis True Image 2021 (Windows) before build 39287

Local privilege escalation due to DLL hijacking vulnerability in Acronis Media Builder service

Local privilege escalation due to DLL hijacking vulnerability in Acronis Media Builder service. The following products are affected: Acronis Cyber Protect Home Office (Windows) before build 39612, Acronis True Image 2021 (Windows) before build 39287

Local privilege escalation due to DLL hijacking vulnerability

Local privilege escalation due to DLL hijacking vulnerability. The following products are affected: Acronis Cyber Protect Home Office (Windows) before build 39612, Acronis True Image 2021 (Windows) before build 39287

Local privilege escalation via named pipe due to improper access control checks

Local privilege escalation via named pipe due to improper access control checks. The following products are affected: Acronis Cyber Protect 15 (Windows) before build 28035, Acronis Agent (Windows) before build 27147, Acronis Cyber Protect Home Office (Windows) before build 39612, Acronis True Image 2021 (Windows) before build 39287

Stored cross-site scripting (XSS) was possible in protection plan details

Stored cross-site scripting (XSS) was possible in protection plan details. The following products are affected: Acronis Cyber Protect 15 (Windows, Linux) before build 28035

Stored cross-site scripting (XSS) was possible in activity details

Stored cross-site scripting (XSS) was possible in activity details. The following products are affected: Acronis Cyber Protect 15 (Windows, Linux) before build 28035

Cross-site scripting (XSS) was possible in notification pop-ups

Cross-site scripting (XSS) was possible in notification pop-ups. The following products are affected: Acronis Cyber Protect 15 (Windows, Linux) before build 28035

Self cross-site scripting (XSS) was possible on devices page

Self cross-site scripting (XSS) was possible on devices page. The following products are affected: Acronis Cyber Protect 15 (Windows, Linux) before build 28035

DLL hijacking could lead to denial of service

DLL hijacking could lead to denial of service. The following products are affected: Acronis Cyber Protect 15 (Windows) before build 28035, Acronis Agent (Windows) before build 27305, Acronis Cyber Protect Home Office (Windows) before build 39612

DLL hijacking could lead to local privilege escalation

DLL hijacking could lead to local privilege escalation. The following products are affected: Acronis Cyber Protect 15 (Windows) before build 28035

Acronis Cyber Protect 15 for Windows prior to build 27009 allowed local privilege escalation via binary hijacking.

Reflected cross-site scripting (XSS) was possible on the login page in Acronis Cyber Protect 15 prior to build 27009.

Acronis Cyber Protect 15 for Windows prior to build 27009 and Acronis Agent for Windows prior to build 26226 allowed local privilege escalation via DLL hijacking.

Acronis True Image prior to 2021 Update 4 for Windows, Acronis True Image prior to 2021 Update 5 for Mac, Acronis Agent prior to build 26653, Acronis Cyber Protect prior to build 27009 did not implement SSL certificate validation.

An issue was discovered in Acronis Cyber Protect before 15 Update 1 build 26172. There is cross-site scripting (XSS) in the console.

An issue was discovered in Acronis Cyber Protect before 15 Update 1 build 26172. Because the local notification service misconfigures CORS, information disclosure can occur.

Acronis Cyber Backup 12.5 and Cyber Protect 15 include an OpenSSL component that specifies an OPENSSLDIR variable as a subdirectory within C:\jenkins_agent\. Acronis Cyber Backup and Cyber Protect contain a privileged service that uses this OpenSSL component. Because unprivileged Windows users can create subdirectories off of the system root, a user can create the appropriate path to a specially-crafted openssl.cnf file to achieve arbitrary code execution with SYSTEM privileges.