Home/CVE/Local privilege escalation due to insecure folder permissions. The following products are affected: Acronis Cyber Protec
CVE

CVE-2023-44157

Local privilege escalation due to insecure folder permissions. The following products are affected: Acronis Cyber Protec

Local privilege escalation due to insecure folder permissions. The following products are affected: Acronis Cyber Protect 15 (Windows) before build 35979.

HIGH · CVSS 7.8 EPSS 0.00046
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules7 YARA rules0
⬡

Weakness Classification

CWE-276Incorrect Default Permissions
CWE-276Incorrect Default Permissions
▤

Affected Products & Versions

2
acronis cyber protect< 15
acronis cyber protectall versions
◈

Sigma Hunt Rules

7
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productcriticalHackTool - Windows Credential Editor (WCE) Execution
productcriticalWindows Credential Editor Registry
producthighOpenCanary - MSSQL Login Attempt Via Windows Authentication
producthighWindows LAPS Credential Dump From Entra ID
producthighTamper Windows Defender - PSClassic
producthighTamper Windows Defender Remove-MpPreference - ScriptBlockLogging
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · security@acronis.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD27 Sep 2023 · 03:19 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://security-advisory.acronis.com/advisories/SEC-3956Vendor Advisory
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