CVE-2021-23379 : Exploit Details and Defense Strategies
Discover the details of CVE-2021-23379, an arbitrary command injection vulnerability impacting all versions of 'portkiller'. Learn about the impact, exploitation, and mitigation steps to ensure cybersecurity.
This CVE-2021-23379 relates to an arbitrary command injection vulnerability found in the 'portkiller' package, affecting all versions of the software. The vulnerability allows an attacker to execute arbitrary commands by providing attacker-controlled user input due to improper input sanitization.
Understanding CVE-2021-23379
This section provides detailed insights into the impact and technical aspects of the CVE-2021-23379.
What is CVE-2021-23379?
The CVE-2021-23379 vulnerability in the 'portkiller' package enables attackers to run arbitrary commands through user input.
The Impact of CVE-2021-23379
The impact of this vulnerability is rated as high severity with a CVSS base score of 7.3. Attackers can exploit this issue to execute arbitrary commands without requiring any special privileges.
Technical Details of CVE-2021-23379
Delve into the technical aspects and specifics of the CVE-2021-23379 vulnerability.
Vulnerability Description
The vulnerability arises from the misuse of the child_process exec function without adequate input validation, allowing attackers to execute arbitrary commands.
Affected Systems and Versions
All versions of the 'portkiller' package are impacted by this vulnerability, with no specific version mentioned as safe.
Exploitation Mechanism
Attackers can exploit this vulnerability by providing malicious input to the affected 'portkiller' package, leveraging the lack of input sanitization.
Mitigation and Prevention
Learn how to mitigate the risks associated with CVE-2021-23379 and prevent exploitation.
Immediate Steps to Take
Users are advised to update the 'portkiller' package to a patched version, if available. Additionally, avoid providing untrusted input to the software.
Long-Term Security Practices
Incorporate secure coding practices, such as input validation and sanitization, to prevent similar vulnerabilities in the future.
Patching and Updates
Stay informed about security updates for the 'portkiller' package and apply patches promptly to mitigate the risk of exploitation.