CVE-2019-12162 : Vulnerability Insights and Analysis
Learn about CVE-2019-12162 affecting Upwork Time Tracker version 5.2.2.716. Understand the impact, technical details, and mitigation steps for this security vulnerability.
Upwork Time Tracker version 5.2.2.716 is vulnerable to unauthorized code execution or local privilege escalation due to a lack of SHA256 hash validation in program updates.
Understanding CVE-2019-12162
This CVE highlights a security flaw in the Upwork Time Tracker software that could allow attackers to execute unauthorized code or elevate local privileges.
What is CVE-2019-12162?
The vulnerability in Upwork Time Tracker version 5.2.2.716 arises from the failure to validate the SHA256 hash of downloaded program updates before execution, enabling potential malicious activities.
The Impact of CVE-2019-12162
The vulnerability poses a significant risk of unauthorized code execution or local privilege escalation by replacing the original update.exe file, potentially leading to severe security breaches.
Technical Details of CVE-2019-12162
The technical aspects of this CVE are crucial to understanding the nature and scope of the vulnerability.
Vulnerability Description
The Upwork Time Tracker version 5.2.2.716 lacks the necessary validation of the SHA256 hash of downloaded program updates, creating a security loophole for attackers to exploit.
Affected Systems and Versions
- Affected Version: 5.2.2.716
- Product: Upwork Time Tracker
- Vendor: Upwork
Exploitation Mechanism
Attackers can exploit this vulnerability by replacing the original update.exe file with a malicious one, leading to unauthorized code execution or local privilege escalation.
Mitigation and Prevention
Taking immediate steps and implementing long-term security practices are essential to mitigate the risks associated with CVE-2019-12162.
Immediate Steps to Take
- Disable automatic updates in the Upwork Time Tracker software until a patch is available.
- Monitor for any suspicious activities on the system.
Long-Term Security Practices
- Regularly update the software to the latest secure version.
- Implement robust endpoint security measures to prevent unauthorized code execution.
Patching and Updates
- Upwork should release a patch that includes SHA256 hash validation for program updates to address this vulnerability.