InfoSecBulletin Cybersecurity for mankind
A serious vulnerability, CVE-2023-45249 (CVSS 9.8), has been found in Acronis Cyber Infrastructure (ACI), a widely used software-defined infrastructure solution for cyber protection. The vulnerability is due to the use of default passwords, which could enable remote attackers to run any commands on affected systems, potentially leading to a complete system takeover.
This serious issue affects different versions of Acronis Cyber Infrastructure, including builds before 5.0.1-61, 5.1.1-71, 5.2.1-69, 5.3.1-53, and 5.4.4-132. ACI is widely used in various settings, from small businesses to large enterprises, making this vulnerability more significant.
Barracuda ESG flaws exploited, gaining root access
Apple, SAP, and Ivanti Patch Critical flaws Affecting Messaging, Bluetooth, and Enterprise Systems
Jailbroken DeepSeek AI Agent Conducts Two-Week Cyberattack on European Telecom
Daily Cyber security update for 10.11. 2026
IBM fixes 208 API Connect vulnerabilities, 47 critical
89 New ransomware groups emerge in 2026, claiming over 2,200 victims
Daily Cyber security update for 08.11. 2026
Japan banking crisis
Outage causes disruption at 128 japan banks: preventing ATM transaction
Daily Cyber security update for 06.11. 2026
Cyber attack causes French bank Credit Mutuel Arkea €100 million missing
The vulnerability is caused by using default passwords for important functions in ACI. Attackers could use this to access and run harmful commands, causing data breaches, service disruptions, and other serious consequences.
Acronis has released patches to fix the vulnerability. It’s important for users to update their ACI installations to the latest versions right away. Organizations should also change any default passwords in their ACI deployments and use strong password management practices.
