# CVE-2023-45249: Acronis Cyber Infrastructure (ACI) Insecure Default Password Vulnerability

Source: https://junglewise.ai/threats/cve-2023-45249-acronis-cyber-infrastructure-aci-insecure-default-password  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2024-07-29. Updated: 2026-05-09  
License: CC BY 4.0 with a link back

CVE-2023-45249 · Severity: critical · CVSS 9.8 · Exploited in the wild · Published 2024-07-29

Acronis Cyber Infrastructure (ACI) is vulnerable to remote command execution due to the use of insecure default passwords. An unauthenticated remote attacker can exploit this to gain full control over the affected system.

Vendors: [Acronis](https://junglewise.ai/threats/vendors/acronis).

## Quick answers

**Is CVE-2023-45249 exploited in the wild?** Yes. CVE-2023-45249 is known to be exploited in the wild, first recorded on 29 July 2024. Treat it as urgent.

**How severe is CVE-2023-45249?** Critical severity, with a CVSS score of 9.8, published 29 July 2024.

**Which products and versions 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; and 1 more.

**Is there a fix for CVE-2023-45249?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2023-45249 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2023-45249?** Check whether you run Acronis Cyber Infrastructure (ACI). Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- 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

## Timeline

- 2024-07-24: disclosed: NVD Published Date
- 2024-07-29: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
- 2024-07-29: exploited: Reported as exploited in the wild