Read the docs
TI-2023-22158 Aliases CVE-2023-41743GHSA-xv9r-2ff8-gxxc

Improper privilege management in Acronis Cyber Protect Home Office

Priority LOW 36CWE-269Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Privilege escalation
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-269.

Summary

Local privilege escalation due to insecure driver communication port permissions. The following products are affected: Acronis Cyber Protect Home Office (Windows) before build 40278, Acronis Cyber Protect Cloud Agent (Windows) before build 31637, Acronis Cyber Protect 15 (Windows) before build 35979, Acronis True Image OEM (Windows) before build 42575.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00372 31st percentileScored 2026-11-07
Fix Fixed Acronis Cyber Protect Home Office (Acronis): 40278Acronis Cyber Protect Cloud Agent (Acronis): 31637+2 more products

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
AcronisAcronis Cyber Protect Home Officebefore 4027840278Patch availableCNA
AcronisAcronis Cyber Protect Cloud Agentbefore 3163731637Patch availableCNA
AcronisAcronis Cyber Protect 15before 3597935979Patch availableCNA
AcronisAcronis True Image OEMbefore 4257542575Patch availableCNA
  • Acronis Cyber Protect Home Office VendorAcronis Affected before 40278 Fixed in 40278 Patch available CNA
  • Acronis Cyber Protect Cloud Agent VendorAcronis Affected before 31637 Fixed in 31637 Patch available CNA
  • Acronis Cyber Protect 15 VendorAcronis Affected before 35979 Fixed in 35979 Patch available CNA
  • Acronis True Image OEM VendorAcronis Affected before 42575 Fixed in 42575 Patch available CNA

CPE configurations NVD · 13

CPEVersionsRoleVendor
cpe:2.3:a:acronis:agent:*:*:*:*:*:*:*:*before c23.02VulnerableAcronis
cpe:2.3:a:acronis:cyber_protect:15:-:*:*:*:*:*:*15VulnerableAcronis
cpe:2.3:a:acronis:cyber_protect:15:update1:*:*:*:*:*:*15 update1VulnerableAcronis
cpe:2.3:a:acronis:cyber_protect:15:update2:*:*:*:*:*:*15 update2VulnerableAcronis
cpe:2.3:a:acronis:cyber_protect:15:update3:*:*:*:*:*:*15 update3VulnerableAcronis
cpe:2.3:a:acronis:cyber_protect:15:update4:*:*:*:*:*:*15 update4VulnerableAcronis
cpe:2.3:a:acronis:cyber_protect:15:update5:*:*:*:*:*:*15 update5VulnerableAcronis
cpe:2.3:a:acronis:cyber_protect_home_office:-:*:*:*:*:*:*:*not specified by NVDVulnerableAcronis
cpe:2.3:a:acronis:cyber_protect_home_office:39900:*:*:*:*:*:*:*39900VulnerableAcronis
cpe:2.3:a:acronis:cyber_protect_home_office:40107:*:*:*:*:*:*:*40107VulnerableAcronis
  • cpe:2.3:a:acronis:agent:*:*:*:*:*:*:*:* Versions before c23.02 Vulnerable ·Acronis
  • cpe:2.3:a:acronis:cyber_protect:15:-:*:*:*:*:*:* Versions 15 Vulnerable ·Acronis
  • cpe:2.3:a:acronis:cyber_protect:15:update1:*:*:*:*:*:* Versions 15 update1 Vulnerable ·Acronis
  • cpe:2.3:a:acronis:cyber_protect:15:update2:*:*:*:*:*:* Versions 15 update2 Vulnerable ·Acronis
  • cpe:2.3:a:acronis:cyber_protect:15:update3:*:*:*:*:*:* Versions 15 update3 Vulnerable ·Acronis
  • cpe:2.3:a:acronis:cyber_protect:15:update4:*:*:*:*:*:* Versions 15 update4 Vulnerable ·Acronis
  • cpe:2.3:a:acronis:cyber_protect:15:update5:*:*:*:*:*:* Versions 15 update5 Vulnerable ·Acronis
  • cpe:2.3:a:acronis:cyber_protect_home_office:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Acronis
  • cpe:2.3:a:acronis:cyber_protect_home_office:39900:*:*:*:*:*:*:* Versions 39900 Vulnerable ·Acronis
  • cpe:2.3:a:acronis:cyber_protect_home_office:40107:*:*:*:*:*:*:* Versions 40107 Vulnerable ·Acronis
Show 3 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:acronis:cyber_protect_home_office:40173:*:*:*:*:*:*:*40173VulnerableAcronis
cpe:2.3:a:acronis:cyber_protect_home_office:40208:*:*:*:*:*:*:*40208VulnerableAcronis
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*not specified by NVDRunning onMicrosoft
  • cpe:2.3:a:acronis:cyber_protect_home_office:40173:*:*:*:*:*:*:* Versions 40173 Vulnerable ·Acronis
  • cpe:2.3:a:acronis:cyber_protect_home_office:40208:*:*:*:*:*:*:* Versions 40208 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 40278
  • Fix · CNA Acronis Cyber Protect Cloud Agent (Acronis) Fixed in 31637
  • Fix · CNA Acronis Cyber Protect 15 (Acronis) Fixed in 35979
  • Fix · CNA Acronis True Image OEM (Acronis) Fixed in 42575

Fixed in the same release

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

  • Release ·

    Acronis Cyber Protect 15 35979

    5 records Highest priority Priority LOW 5 LOW

    Other records, highest priority first

    • TI-2023-22159 Improper signature verification in Acronis AgentPriority LOW 35
    • TI-2023-22164 Information disclosure in Acronis AgentPriority LOW 33
    • TI-2023-22157 Exposure of resource to wrong sphere in Acronis AgentPriority LOW 33
    Show all 5 records →
  • Release ·

    Acronis Cyber Protect Home Office, Acronis True Image OEM 40278, 42575

    2 records Highest priority Priority LOW 2 LOW

    Other records, highest priority first

    • TI-2022-23213 Link following in Acronis Cyber Protect Home OfficePriority LOW 36
    Show all 2 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-41743
  2. 2026-10-03 Alias added: GHSA-xv9r-2ff8-gxxc

References

Advisory 2

  • TI-2022-22414 Improper privilege management in Acronis Cyber Protect Home Office CVSS 3.1HIGH 7.8
  • TI-2026-22938 Incorrect default permissions in Acronis Cyber Protect 17 CVSS 3.0HIGH 7.8
  • TI-2023-22159 Improper signature verification in Acronis Agent CVSS 3.1HIGH 7.8
  • TI-2022-22415 Improper privilege management in Acronis Agent CVSS 3.1HIGH 7.8
  • TI-2022-13037 Information disclosure in Acronis Cyber Protect 15 CVSS 3.1HIGH 7.5
  • TI-2021-13796 Sensitive information in log files in Acronis Agent CVSS 3.1HIGH 7.5
See all 44 →

Sources

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