CVE-2019-5623 : Security Advisory and Response
Learn about CVE-2019-5623 affecting Accellion File Transfer Appliance version FTA_8_0_540. Understand the impact, technical details, and mitigation steps for this command injection vulnerability.
Accellion File Transfer Appliance version FTA_8_0_540 is affected by a vulnerability involving command injection due to improper neutralization of special elements.
Understanding CVE-2019-5623
This CVE entry highlights a security issue in Accellion's File Transfer Appliance version FTA_8_0_540.
What is CVE-2019-5623?
The vulnerability identified as CWE-77 results from the improper handling of special elements in commands, potentially leading to command injection attacks.
The Impact of CVE-2019-5623
The vulnerability allows threat actors to execute arbitrary commands on the affected system, posing a significant risk of unauthorized access and data compromise.
Technical Details of CVE-2019-5623
Accellion File Transfer Appliance version FTA_8_0_540 is susceptible to command injection due to improper neutralization of special elements.
Vulnerability Description
The vulnerability, categorized as CWE-77, arises from the failure to properly sanitize special characters in commands, enabling attackers to inject and execute malicious commands.
Affected Systems and Versions
- Product: File Transfer Appliance
- Vendor: Accellion
- Version: FTA_8_0_540
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting malicious commands containing special elements, which, when executed, can compromise the system's security.
Mitigation and Prevention
Taking immediate action and implementing long-term security measures are crucial to mitigate the risks associated with CVE-2019-5623.
Immediate Steps to Take
- Apply security patches provided by Accellion promptly.
- Monitor system logs for any suspicious activities indicating a potential exploitation attempt.
- Restrict network access to the File Transfer Appliance to authorized users only.
Long-Term Security Practices
- Conduct regular security assessments and penetration testing to identify and address vulnerabilities proactively.
- Educate system administrators and users on secure coding practices and the risks of command injection attacks.
Patching and Updates
Regularly update and patch the File Transfer Appliance software to address known vulnerabilities and enhance system security.