CVE-2017-8907 : Vulnerability Insights and Analysis

Atlassian Bamboo versions 5.x before 5.15.7 and 6.x before 6.0.1 are affected by a vulnerability that allows an attacker to execute arbitrary code on a Bamboo Agent.

Understanding CVE-2017-8907

This CVE involves an incorrect permission check in Atlassian Bamboo, enabling unauthorized users to exploit the system.

What is CVE-2017-8907?

The vulnerability in Atlassian Bamboo versions 5.x before 5.15.7 and 6.x before 6.0.1 allows attackers without edit permissions to create deployment projects and run malicious code on Bamboo Agents.

The Impact of CVE-2017-8907

Attackers can leverage this vulnerability to execute arbitrary code on Bamboo Agents.
Unauthorized users can create deployment projects and potentially compromise the system.

Technical Details of CVE-2017-8907

This section provides more in-depth technical insights into the vulnerability.

Vulnerability Description

The flaw in Atlassian Bamboo versions 5.x before 5.15.7 and 6.x before 6.0.1 allows unauthorized users to create deployment projects and execute arbitrary code on Bamboo Agents.

Affected Systems and Versions

Product: Atlassian Bamboo
Vendor: Atlassian
Affected Versions: 5.0.0 <= version < 5.15.7, 6.0.0 <= version < 6.0.1

Exploitation Mechanism

Attackers with login access but without edit permissions can exploit this vulnerability.
By using an existing plan with a successful build, attackers can create deployment projects and run arbitrary code on Bamboo Agents.
Default local agent settings enable code execution on the system hosting Bamboo.

Mitigation and Prevention

Protecting systems from CVE-2017-8907 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Atlassian Bamboo to versions 5.15.7 or 6.0.1 to mitigate the vulnerability.
Monitor and restrict user permissions to prevent unauthorized access.

Long-Term Security Practices

Regularly review and update access controls and permissions within Atlassian Bamboo.
Conduct security training for users to raise awareness of potential vulnerabilities.

Patching and Updates

Apply security patches and updates provided by Atlassian to address the vulnerability effectively.