Improper authentication in Acronis Agent
Priority LOW 33CWE-287Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-287.
Summary
Denial of service due to unauthenticated API endpoint. The following products are affected: Acronis Agent (Windows, macOS, Linux) before build 30161.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00345 28th percentileScored 2026-11-07
Fix Fixed Acronis Agent (Acronis): 30161
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
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 Agent | before 30161 | 30161 | Patch available | CNA |
- Acronis Agent VendorAcronis Affected before 30161 Fixed in 30161 Patch available CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:acronis:agent:*:*:*:*:*:*:*:* | before c22.08 | 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 c22.08 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 Agent (Acronis) Fixed in 30161
Timeline
- 2026-10-02 Threatist record created from CVE-2022-45456
- 2026-10-03 Alias added: GHSA-cxxh-7h4c-gvgj
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-2022-45456 · CVE Program
- CVE-2022-45456 · NVD
- FIRST EPSS
- GHSA-cxxh-7h4c-gvgj · 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