CVE-2017-18095 : What You Need to Know

Atlassian Crucible prior to versions 4.5.1 and 4.6.0 is affected by a security flaw allowing unauthorized remote attackers to add comments to snippets they are not authorized to access.

Understanding CVE-2017-18095

What is CVE-2017-18095?

The vulnerability in Atlassian Crucible enables attackers to comment on snippets without proper authorization, potentially compromising sensitive information.

The Impact of CVE-2017-18095

This vulnerability could lead to unauthorized access to confidential code snippets, posing a risk to the integrity and confidentiality of the data.

Technical Details of CVE-2017-18095

Vulnerability Description

The SnippetRPCServiceImpl class in Atlassian Crucible before version 4.5.1 and 4.6.0 allows remote attackers to exploit an improper authorization vulnerability.

Affected Systems and Versions

Product: Crucible
Vendor: Atlassian
Versions Affected: Prior to 4.5.1 and prior to 4.6.0

Exploitation Mechanism

Unauthorized remote attackers can exploit the vulnerability to add comments to snippets they are not authorized to access, potentially compromising data confidentiality.

Mitigation and Prevention

Immediate Steps to Take

Upgrade Atlassian Crucible to version 4.5.1 or higher to mitigate the vulnerability.
Monitor and restrict access to sensitive code snippets.

Long-Term Security Practices

Regularly review and update access controls to prevent unauthorized actions.
Conduct security assessments and audits to identify and address vulnerabilities.

Patching and Updates

Apply security patches and updates provided by Atlassian to ensure the ongoing security of the Crucible platform.