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CVE-2023-45249

9.8, critical Known exploited

Acronis Cyber Infrastructure (ACI) Insecure Default Password Vulnerability

NVD (opens in a new tab) CVE.org (opens in a new tab) CISA KEV catalogue (opens in a new tab)
CVSS
9.8, critical critical CVSS v3.1
EPSS, next 30 days
53% higher than 98.9% of scored CVEs
Exploitation
Confirmed in the wild
Published
24 Jul 20242 years ago

Known exploited

CISA added this to the Known Exploited Vulnerabilities Catalog on 29 Jul 2024. US federal agencies had to remediate by 19 Aug 2024, a deadline that has passed.

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.

Details

Vendor
Acronis
Product
Acronis Cyber Infrastructure
Weakness
CWE-1393 (opens in a new tab)
Status
Analyzed
Updated
17 Jun 2026
Assigner
security@acronis.com

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References 3

Advisories 3

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other Acronis CVEs

Every Acronis CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2026-87886 Acronis Backup Incorrect Default Permissions Vulnerability KEV EPSS 0.2% 7.8, high

Beyond this page

Is CVE-2023-45249 in your network?

This page tells you how dangerous CVE-2023-45249 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

CVE-2023-45249 is in the CISA catalogue of exploited vulnerabilities: attackers are already exploiting it.

  • EXYS7600 OCELOT

    Find it before attackers do

    Ocelot scans your network on a schedule and reports every vulnerability it finds by its CVE identifier, with its CVSS score and how many of your hosts are affected. A finding like CVE-2023-45249 comes with the devices to patch.

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  • EXYS7950 KONDRA

    Detect it if it's exploited

    Until the patch is applied, Kondra monitors your network, events and endpoints in real time. It keeps an inventory of the software installed on every endpoint, and its anomaly detection rules flag what an attacker does once inside.

    Learn more about EXYS7950 KONDRA
Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 17 Oct 2026, not the live upstream state.