CVE-2019-10803 : Security Advisory and Response
Learn about CVE-2019-10803, a vulnerability in push-dir version 0.4.1 allowing for arbitrary command execution. Find out how to mitigate this security risk.
A vulnerability in push-dir version 0.4.1 allows for the execution of arbitrary commands due to improper validation of input, potentially leading to command injection.
Understanding CVE-2019-10803
This CVE involves a security issue in the push-dir tool that could be exploited by attackers to execute arbitrary commands.
What is CVE-2019-10803?
The vulnerability in push-dir version 0.4.1 enables malicious actors to inject and execute arbitrary commands by manipulating the "opt.branch" variable without proper validation.
The Impact of CVE-2019-10803
The flaw in push-dir could be exploited by threat actors to execute unauthorized commands, posing a significant security risk to affected systems.
Technical Details of CVE-2019-10803
This section provides detailed technical information about the vulnerability.
Vulnerability Description
The vulnerability in push-dir version 0.4.1 allows for the execution of arbitrary commands due to inadequate validation of input, specifically in the "opt.branch" variable passed to the "git" command in the "index.js#L139" file.
Affected Systems and Versions
- Product: push-dir
- Vendor: n/a
- Versions affected: All versions including 0.4.1
Exploitation Mechanism
The flaw can be exploited by malicious actors who manipulate the "opt.branch" variable to inject unauthorized commands, potentially leading to command injection attacks.
Mitigation and Prevention
Protecting systems from CVE-2019-10803 requires immediate action and long-term security measures.
Immediate Steps to Take
- Update push-dir to a patched version that addresses the vulnerability.
- Implement input validation mechanisms to prevent command injection attacks.
Long-Term Security Practices
- Regularly monitor and audit code for security vulnerabilities.
- Educate developers on secure coding practices to prevent similar issues in the future.
Patching and Updates
Ensure that all systems running push-dir are updated to a secure version that mitigates the command injection vulnerability.