CVE-2017-5246 Explained : Impact and Mitigation
Learn about CVE-2017-5246 affecting Biscom Secure File Transfer. Understand the impact, affected versions, exploitation mechanism, and mitigation steps for this AngularJS expression injection vulnerability.
Biscom Secure File Transfer is vulnerable to AngularJS expression injection in the Display Name field, allowing authenticated users to execute malicious code. This CVE affects versions 5.0.0000 through 5.1.1026.
Understanding CVE-2017-5246
This CVE involves a Cross-Site Scripting vulnerability in Biscom Secure File Transfer.
What is CVE-2017-5246?
The vulnerability in Biscom Secure File Transfer allows authenticated users to input AngularJS expressions in the Display Name field, leading to code execution when viewed by other authenticated users.
The Impact of CVE-2017-5246
The vulnerability enables attackers to inject and execute malicious code within the application, potentially compromising data and system integrity.
Technical Details of CVE-2017-5246
Biscom Secure File Transfer is susceptible to AngularJS expression injection, posing a security risk to affected systems.
Vulnerability Description
The Display Name field in Biscom Secure File Transfer permits AngularJS expression injection, allowing authenticated users to execute arbitrary code.
Affected Systems and Versions
- Product: Secure File Transfer
- Vendor: Biscom
- Vulnerable Versions: 5.0.0000 through 5.1.1026
Exploitation Mechanism
- Authenticated users input AngularJS expressions in the Display Name field.
- When viewed by other authenticated users, the injected expression is evaluated, leading to code execution.
Mitigation and Prevention
Taking immediate steps and implementing long-term security practices are crucial to mitigate the risks associated with CVE-2017-5246.
Immediate Steps to Take
- Upgrade to version 5.1.1028 to eliminate the vulnerability.
- Educate users on safe data input practices to prevent code injection.
Long-Term Security Practices
- Regularly update and patch the Secure File Transfer application.
- Conduct security training for users to raise awareness about potential vulnerabilities.
- Implement input validation mechanisms to sanitize user inputs and prevent code injection.
Patching and Updates
Ensure timely installation of security patches and updates to address known vulnerabilities and enhance system security.