Missing authorization in Acronis Cyber Protect Cloud Agent
Priority LOW 33CWE-862Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-862.
Summary
Sensitive information disclosure and manipulation due to missing authorization. The following products are affected: Acronis Cyber Protect Cloud Agent (Linux, macOS, Windows) before build 36343, Acronis Cyber Protect 16 (Linux, macOS, Windows) before build 39169.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00238 14th percentileScored 2026-11-07
Fix Fixed Acronis Cyber Protect Cloud Agent (Acronis): 36343Acronis Cyber Protect 16 (Acronis): 39169
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
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Acronis | Acronis Cyber Protect Cloud Agent | before 36343 | 36343 | Patch available | CNA |
| Acronis | Acronis Cyber Protect 16 | before 39169 | 39169 | Patch available | CNA |
- Acronis Cyber Protect Cloud Agent VendorAcronis Affected before 36343 Fixed in 36343 Patch available CNA
- Acronis Cyber Protect 16 VendorAcronis Affected before 39169 Fixed in 39169 Patch available CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:acronis:agent:*:*:*:*:*:*:*:* | before c23.09 | Vulnerable | Acronis |
| cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Apple |
| cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Linux |
| cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
- cpe:2.3:a:acronis:agent:*:*:*:*:*:*:*:* Versions before c23.09 Vulnerable ·Acronis
- cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Apple
- cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Linux
- cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
Remediation
- Fix · CNA Acronis Cyber Protect Cloud Agent (Acronis) Fixed in 36343
- Fix · CNA Acronis Cyber Protect 16 (Acronis) Fixed in 39169
Timeline
- 2026-10-02 Threatist record created from CVE-2023-45246
- 2026-10-03 Alias added: GHSA-466r-fx46-xrp4
References
Advisory 1
More Acronis Agent vulnerabilities
- 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-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
Sources
- CVE-2023-45246 · CVE Program
- CVE-2023-45246 · NVD
- FIRST EPSS
- GHSA-466r-fx46-xrp4 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences