CVE-2023-45249
Acronis Cyber Infrastructure (ACI) Insecure Default Password Vulnerability
- Critical 9.8
- Exploited: added to CISA KEV 29 Jul 2024
Description
Remote command execution due to use of default passwords. The following products are affected: Acronis Cyber Infrastructure (ACI) before build 5.0.1-61, Acronis Cyber Infrastructure (ACI) before build 5.1.1-71, Acronis Cyber Infrastructure (ACI) before build 5.2.1-69, Acronis Cyber Infrastructure (ACI) before build 5.3.1-53, Acronis Cyber Infrastructure (ACI) before build 5.4.4-132.
Key facts
- Published
- 24 Jul 2024
- Last changed
- 21 Oct 2025
- Assigned by
- Acronis
- KEV added
- 29 Jul 2024
- KEV fix due
- 19 Aug 2024
- EPSS
- 53.535% likely to be exploited in the next 30 days, higher than 99.009% of CVEs (scores for 15 Nov 2026)
- SSVC (CISA)
- Exploitation: active; Automatable: yes; Technical impact: total
Severity scores
Each score is shown as its source gave it. They are not averaged or merged.
- 9.8CVSS 3.0, Criticalfrom the CNA (Acronis)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
What to do
- Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.CISA KEV required action
Historical context and remediation
This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.
No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.
Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.
Affected products
| Vendor | Product | Versions |
|---|---|---|
| Acronis | Acronis Cyber Infrastructure |
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| Acronis | Acronis Cyber Infrastructure |
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| Acronis | Acronis Cyber Infrastructure |
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| Acronis | Acronis Cyber Infrastructure |
|
| Acronis | Acronis Cyber Infrastructure |
|
Timeline
- 24 Jul 2024 Published
- 29 Jul 2024 CVE-2023-45249 added to CISA KEV
- 29 Jul 2024 Added to the CISA KEV catalogue