CVE-2023-45249
Critical 9.8 Exploited in the wild (KEV)
Confirmed active exploitation — CISA KEV catalog
- Name
- Acronis Cyber Infrastructure (ACI) Insecure Default Password Vulnerability
- Added to catalog
- Remediation due date (US federal)
- Required action
- Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
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.
Metrics
- CVSS 3.1
-
9.8 (CRITICAL)
Score source: NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 54% (percentile: 99) as of 2 November 2026
- CWE
- CWE-1393
Affected products
acronis: cyber infrastructure
References
- https://security-advisory.acronis.com/advisories/SEC-6452 Vendor Advisory
- https://security-advisory.acronis.com/advisories/SEC-6452 Vendor Advisory
- https://www.securityweek.com/acronis-product-vulnerability-exploited-in-the-wil… Press/Media Coverage
- https://www.securityweek.com/acronis-product-vulnerability-exploited-in-the-wil… Press/Media Coverage
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023… Third Party AdvisoryUS Government Resource