CVE-2019-10778 : Security Advisory and Response

The devcert-sanscache version prior to 0.4.7 has a vulnerability that allows attackers to execute arbitrary code or initiate Command Injection by exploiting the exec function.

Understanding CVE-2019-10778

This CVE involves a security issue in devcert-sanscache that enables remote code execution or Command Injection.

What is CVE-2019-10778?

devcert-sanscache before version 0.4.7 is susceptible to remote attackers executing arbitrary code or causing Command Injection through the exec function. The user-controlled variable

commonName

is utilized within the

exec

function without proper sanitization.

The Impact of CVE-2019-10778

Attackers can remotely execute arbitrary code on affected systems.
Command Injection can be initiated, leading to unauthorized access and potential system compromise.

Technical Details of CVE-2019-10778

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability in devcert-sanscache allows malicious actors to exploit the exec function, using the user-input variable

commonName

without adequate validation, enabling remote code execution and Command Injection.

Affected Systems and Versions

All versions of devcert-sanscache before version 0.4.7 are impacted by this vulnerability.

Exploitation Mechanism

Attackers can abuse the exec function by manipulating the

commonName

variable to execute arbitrary code or inject commands into the system.

Mitigation and Prevention

Protecting systems from CVE-2019-10778 requires immediate actions and long-term security measures.

Immediate Steps to Take

Update devcert-sanscache to version 0.4.7 or newer to mitigate the vulnerability.
Implement input validation and sanitization to prevent Command Injection attacks.

Long-Term Security Practices

Regularly audit and review code for security vulnerabilities.
Educate developers on secure coding practices to avoid similar issues in the future.

Patching and Updates

Stay informed about security updates and patches for devcert-sanscache to address vulnerabilities promptly.