CVE-2018-12473 : Security Advisory and Response

A security flaw in obs-service-tar_scm of Open Build Service allows unauthorized remote access to files not part of the current build. The vulnerability affects versions released before 70d1aa4cc4d7b940180553a63805c22fc62e2cf0.

Understanding CVE-2018-12473

This CVE involves a path traversal vulnerability in obs-service-tar_scm of Open Build Service, impacting openSUSE versions.

What is CVE-2018-12473?

CVE-2018-12473 is a security flaw in obs-service-tar_scm that enables unauthorized remote access to files not part of the current build.

The Impact of CVE-2018-12473

CVSS Base Score: 3.1 (Low Severity)
Attack Vector: Network
Attack Complexity: High
Confidentiality Impact: Low
Integrity Impact: None
Privileges Required: Low
Scope: Unchanged
User Interaction: None
Availability Impact: None

Technical Details of CVE-2018-12473

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The path traversal vulnerability in obs-service-tar_scm allows remote attackers to access files not part of the current build.

Affected Systems and Versions

Product: Open Build Service
Vendor: openSUSE
Affected Versions: Versions released before 70d1aa4cc4d7b940180553a63805c22fc62e2cf0

Exploitation Mechanism

The vulnerability can be exploited remotely through a network connection.

Mitigation and Prevention

Protect your systems from CVE-2018-12473 with the following steps:

Immediate Steps to Take

Update to a non-affected version if available.
Implement network security measures to prevent unauthorized access.

Long-Term Security Practices

Regularly monitor and update your software to patch vulnerabilities.
Conduct security audits to identify and address potential weaknesses.

Patching and Updates

Apply patches provided by the vendor to fix the vulnerability.