True Image
CVE-2020-10140
HIGH
Severity by source
AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
Acronis True Image 2021 fails to properly set ACLs of the C:\ProgramData\Acronis directory. Because some privileged processes are executed from the C:\ProgramData\Acronis, an unprivileged user can achieve arbitrary code execution with SYSTEM privileges by placing a DLL in one of several paths within C:\ProgramData\Acronis.
AnalysisAI
Acronis True Image 2021 fails to properly set ACLs of the C:\ProgramData\Acronis directory. Rated high severity (CVSS 7.3), this vulnerability is low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Incorrect Permission Assignment (CWE-732), which allows attackers to access resources due to misconfigured permissions. Acronis True Image 2021 fails to properly set ACLs of the C:\ProgramData\Acronis directory. Because some privileged processes are executed from the C:\ProgramData\Acronis, an unprivileged user can achieve arbitrary code execution with SYSTEM privileges by placing a DLL in one of several paths within C:\ProgramData\Acronis. Affected products include: Acronis True Image.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Review and restrict file/resource permissions, apply principle of least privilege.
More in True Image
View allAcronis True Image up to and including version 2017 Build 8053 performs software updates using HTTP. Rated high severity
Acronis True Image prior to 2021 Update 4 for Windows, Acronis True Image prior to 2021 Update 5 for Mac, Acronis Agent
Acronis True Image prior to 2021 Update 4 for Windows allowed local privilege escalation due to DLL hijacking. Rated hig
Acronis True Image prior to 2021 Update 4 for Windows and Acronis True Image prior to 2021 Update 5 for macOS allowed an
Acronis True Image prior to 2021 Update 4 for Windows allowed local privilege escalation due to improper soft link handl
Acronis True Image prior to 2021 Update 5 for Windows allowed local privilege escalation due to insecure folder permissi
Acronis True Image prior to 2021 Update 4 for Windows allowed local privilege escalation due to improper soft link handl
Acronis True Image 2021 includes an OpenSSL component that specifies an OPENSSLDIR variable as a subdirectory within C:\
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External POC / Exploit Code
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