Incident Details
Cloudflare announced today that their internal Atlassian server was compromised by an alleged state-affiliated attacker who infiltrated their Confluence wiki, Jira bug database, and Bitbucket source code management system. The attacker initially breached Cloudflare's self-hosted Atlassian server on November 14 and subsequently was able to access the company's Confluence and Jira platforms after carrying out reconnaissance.
Incident
How Did the Breach Happen?
An unauthorized intrusion occurred when an alleged attacker, believed to be from a nation state, managed to breach Cloudflare's Atlassian server hosted internally. This unauthorized access led to the infiltration of the company's Confluence wiki, Jira bug database, and Bitbucket source code management system.
What Data has been Compromised?
Unauthorized access was gained to Cloudflare's Confluence wiki, Jira bug database, and Bitbucket source code management system. It remains uncertain whether any data or information was compromised in this breach.
Why Did the company's Security Measures Fail?
The breach happened when a suspected attacker from a nation state managed to access Cloudflare's self-hosted Atlassian server. The specific security weaknesses or malfunctions that led to this unauthorized access have not been detailed.
What Immediate Impact Did the Breach Have on the company?
Cloudflare identified a malicious activity and blocked the hacker's access. They changed all important credentials, separated test and staging systems physically, conducted forensic analysis on 4,893 systems, and refreshed and restarted all systems across their worldwide network. Fortunately, the breach had no effect on Cloudflare customer data, systems, services, global network, or setup.
How could this have been prevented?
Regularly changing access tokens and service account credentials is crucial for companies to avoid security breaches. It is also essential to have robust security protocols and vigilant monitoring in place to identify and counter unauthorized access attempts.
What have we learned from this data breach?
The incident illustrates the significance of consistently refreshing and changing access tokens and credentials, along with the necessity for strong security protocols and monitoring to identify and address possible risks. It also underscores the continual requirement for alertness and preemptive actions to safeguard confidential information.
Summary of Coverage
An external party believed to be a 'nation-state attacker' successfully infiltrated Cloudflare's internal Atlassian server, gaining unauthorized access to its Confluence wiki, Jira bug database, and Bitbucket source code management system. Cloudflare quickly discovered and resolved the breach, ensuring that customer data and systems remained unaffected.