Read the docs
TI-2021-19899 Aliases CVE-2021-44205GHSA-4cr8-mrwp-p7xm

Uncontrolled search path in Acronis Cyber Protect Home Office

Priority LOW 32CWE-427Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
Required
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-427.

Summary

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

Why it matters now

EPSS 0.00239 15th percentileScored 2026-11-07
Fix Fixed Acronis Cyber Protect Home Office (Acronis): 39612Acronis True Image 2021 (Acronis): 39287

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
AcronisAcronis Cyber Protect Home Officebefore 3961239612Patch availableCNA
AcronisAcronis True Image 2021before 3928739287Patch availableCNA
  • Acronis Cyber Protect Home Office VendorAcronis Affected before 39612 Fixed in 39612 Patch available CNA
  • Acronis True Image 2021 VendorAcronis Affected before 39287 Fixed in 39287 Patch available CNA

CPE configurations NVD · 7

CPEVersionsRoleVendor
cpe:2.3:a:acronis:true_image:2021:-:*:*:*:windows:*:*2021VulnerableAcronis
cpe:2.3:a:acronis:true_image:2021:update_1:*:*:*:windows:*:*2021 update_1VulnerableAcronis
cpe:2.3:a:acronis:true_image:2021:update_2:*:*:*:windows:*:*2021 update_2VulnerableAcronis
cpe:2.3:a:acronis:true_image:2021:update_3:*:*:*:windows:*:*2021 update_3VulnerableAcronis
cpe:2.3:a:acronis:true_image:2021:update_4:*:*:*:windows:*:*2021 update_4VulnerableAcronis
cpe:2.3:a:acronis:cyber_protect_home_office:-:*:*:*:*:*:*:*not specified by NVDVulnerableAcronis
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*not specified by NVDRunning onMicrosoft
  • cpe:2.3:a:acronis:true_image:2021:-:*:*:*:windows:*:* Versions 2021 Vulnerable ·Acronis
  • cpe:2.3:a:acronis:true_image:2021:update_1:*:*:*:windows:*:* Versions 2021 update_1 Vulnerable ·Acronis
  • cpe:2.3:a:acronis:true_image:2021:update_2:*:*:*:windows:*:* Versions 2021 update_2 Vulnerable ·Acronis
  • cpe:2.3:a:acronis:true_image:2021:update_3:*:*:*:windows:*:* Versions 2021 update_3 Vulnerable ·Acronis
  • cpe:2.3:a:acronis:true_image:2021:update_4:*:*:*:windows:*:* Versions 2021 update_4 Vulnerable ·Acronis
  • cpe:2.3:a:acronis:cyber_protect_home_office:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Acronis
  • cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft

Remediation

  • Fix · CNA Acronis Cyber Protect Home Office (Acronis) Fixed in 39612
  • Fix · CNA Acronis True Image 2021 (Acronis) Fixed in 39287

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Acronis True Image 2021 39287

    6 records Highest priority Priority LOW 6 LOW

    Other records, highest priority first

    • TI-2022-08060 Improper signature verification in Acronis Cyber Protect Home OfficePriority LOW 33
    • TI-2022-08058 Incorrect default permissions in Acronis Cyber Protect 15Priority LOW 33
    • TI-2021-19898 Improper authorization in Acronis Cyber Protect 15Priority LOW 33
    Show all 6 records →
  • Release ·

    Acronis Cyber Protect Home Office 39612

    4 records Highest priority Priority LOW 4 LOW

    Other records, highest priority first

    • TI-2022-08058 Incorrect default permissions in Acronis Cyber Protect 15Priority LOW 33
    • TI-2021-19898 Improper authorization in Acronis Cyber Protect 15Priority LOW 33
    • TI-2021-19900 Uncontrolled search path in Acronis Cyber Protect Home OfficePriority LOW 32
    Show all 4 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-44205
  2. 2026-10-03 Alias added: GHSA-4cr8-mrwp-p7xm

References

Advisory 1

  • TI-2023-23740 Missing authorization in Acronis Cyber Protect Home Office CVSS 3.1CRITICAL 9.1
  • TI-2022-22414 Improper privilege management in Acronis Cyber Protect Home Office CVSS 3.1HIGH 7.8
  • TI-2023-22158 Improper privilege management in Acronis Cyber Protect Home Office CVSS 3.1HIGH 7.8
  • TI-2022-23213 Link following in Acronis Cyber Protect Home Office CVSS 3.1HIGH 7.8
  • TI-2022-23212 Local privilege escalation during recovery due to improper soft link handling. CVSS 3.1HIGH 7.8
  • TI-2022-22036 Link following in Acronis Cyber Protect Home Office CVSS 3.1HIGH 7.8
See all 21 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences