CVE-2019-15010 : What You Need to Know

Bitbucket Server and Bitbucket Data Center versions from 3.0.0 to 5.16.11, 6.0.0 to 6.0.11, 6.1.0 to 6.1.9, 6.2.0 to 6.2.7, 6.3.0 to 6.3.6, 6.4.0 to 6.4.4, 6.5.0 to 6.5.3, 6.6.0 to 6.6.3, 6.7.0 to 6.7.3, 6.8.0 to 6.8.2, and 6.9.0 to 6.9.1 are affected by a Remote Code Execution vulnerability. Attackers with user permissions can execute arbitrary commands on the victim's system.

Understanding CVE-2019-15010

This CVE involves a security flaw in Bitbucket Server and Bitbucket Data Center versions, allowing remote attackers to perform Remote Code Execution.

What is CVE-2019-15010?

CVE-2019-15010 is a vulnerability in Bitbucket Server and Bitbucket Data Center versions that enables remote attackers to execute arbitrary commands on affected systems.

The Impact of CVE-2019-15010

The vulnerability allows attackers with user permissions to run unauthorized commands on Bitbucket Server or Bitbucket Data Center instances by manipulating specific user input fields.

Technical Details of CVE-2019-15010

Bitbucket Server and Bitbucket Data Center versions are affected by a security flaw that permits Remote Code Execution.

Vulnerability Description

The vulnerability enables remote attackers to execute arbitrary commands on systems running affected versions of Bitbucket Server and Bitbucket Data Center.

Affected Systems and Versions

Bitbucket Server versions 3.0.0 to 5.16.11, 6.0.0 to 6.0.11, 6.1.0 to 6.1.9, 6.2.0 to 6.2.7, 6.3.0 to 6.3.6, 6.4.0 to 6.4.4, 6.5.0 to 6.5.3, 6.6.0 to 6.6.3, 6.7.0 to 6.7.3, 6.8.0 to 6.8.2, 6.9.0 to 6.9.1
Bitbucket Data Center versions 3.0.0 to 5.16.11, 6.0.0 to 6.0.11, 6.1.0 to 6.1.9, 6.2.0 to 6.2.7, 6.3.0 to 6.3.6, 6.4.0 to 6.4.4, 6.5.0 to 6.5.3, 6.6.0 to 6.6.3, 6.7.0 to 6.7.3, 6.8.0 to 6.8.2, 6.9.0 to 6.9.1

Exploitation Mechanism

Attackers can exploit this vulnerability by using a specially crafted payload in specific user input fields to execute unauthorized commands remotely.

Mitigation and Prevention

To address CVE-2019-15010, follow these steps:

Immediate Steps to Take

Update Bitbucket Server and Bitbucket Data Center to non-affected versions.
Implement strict user permissions to limit potential attackers.

Long-Term Security Practices

Regularly monitor and audit user activities on Bitbucket instances.
Educate users on safe practices to prevent unauthorized access.

Patching and Updates

Apply security patches provided by Atlassian promptly to mitigate the vulnerability.