CVE-2017-10708 : Security Advisory and Response
Discover the impact of CVE-2017-10708, a vulnerability in Apport allowing remote attackers to execute arbitrary code. Learn about affected systems, exploitation, and mitigation steps.
Apport versions up to 2.20.x have a vulnerability in the file apport/report.py that allows remote attackers to execute arbitrary code.
Understanding CVE-2017-10708
This CVE identifies a security flaw in Apport versions up to 2.20.x that can be exploited by crafting a malicious .crash file.
What is CVE-2017-10708?
CVE-2017-10708 is a vulnerability in Apport where the ExecutablePath field is set without proper protection, enabling remote attackers to execute arbitrary code.
The Impact of CVE-2017-10708
The vulnerability in Apport can be exploited by remote attackers to execute arbitrary code through a crafted .crash file, potentially leading to unauthorized access and control of affected systems.
Technical Details of CVE-2017-10708
This section provides detailed technical information about the vulnerability.
Vulnerability Description
In Apport's file apport/report.py, the ExecutablePath field is set without adequate protection, allowing the execution of package specific hooks without guarding against path traversal, creating a pathway for remote code execution.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions: Up to 2.20.x
Exploitation Mechanism
Remote attackers can exploit this vulnerability by crafting a malicious .crash file, leveraging the unprotected ExecutablePath field to execute arbitrary code.
Mitigation and Prevention
Protecting systems from CVE-2017-10708 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update Apport to a version beyond 2.20.x to mitigate the vulnerability.
- Implement file input validation to prevent malicious .crash files from being executed.
Long-Term Security Practices
- Regularly update software and security patches to address known vulnerabilities.
- Conduct security audits and penetration testing to identify and remediate potential weaknesses.
Patching and Updates
Ensure that Apport is regularly updated to the latest version to patch known vulnerabilities and enhance system security.