CVE-2020-28955 : What You Need to Know
Learn about CVE-2020-28955, a cross-site scripting (XSS) flaw in SugarCRM v6.5.18's Create Employee module, enabling attackers to execute malicious scripts. Find mitigation steps and long-term security practices here.
SugarCRM v6.5.18 contains a cross-site scripting (XSS) vulnerability in the Create Employee module, allowing attackers to execute arbitrary web scripts or HTML via crafted payloads in input fields.
Understanding CVE-2020-28955
This CVE identifies a specific security issue in SugarCRM v6.5.18.
What is CVE-2020-28955?
CVE-2020-28955 is a cross-site scripting (XSS) vulnerability found in the Create Employee module of SugarCRM v6.5.18. It enables malicious actors to run arbitrary web scripts or HTML by inserting a specially crafted payload into the First Name or Last Name input fields.
The Impact of CVE-2020-28955
The vulnerability poses a risk of unauthorized script execution, potentially leading to various attacks such as data theft, account hijacking, or website defacement.
Technical Details of CVE-2020-28955
This section delves into the technical aspects of the CVE.
Vulnerability Description
SugarCRM v6.5.18 is susceptible to cross-site scripting (XSS) attacks in the Create Employee module, allowing threat actors to execute malicious scripts or HTML code through manipulated input fields.
Affected Systems and Versions
- Product: SugarCRM v6.5.18
- Vendor: N/A
- Version: N/A
Exploitation Mechanism
The vulnerability arises from inadequate input validation in the First Name and Last Name fields, enabling attackers to inject malicious scripts or HTML code.
Mitigation and Prevention
Protecting systems from CVE-2020-28955 requires immediate actions and long-term security measures.
Immediate Steps to Take
- Disable or restrict access to the Create Employee module in SugarCRM v6.5.18 if not essential.
- Implement input validation and sanitization to filter out potentially harmful scripts or HTML.
- Regularly monitor and audit user inputs for suspicious activities.
Long-Term Security Practices
- Conduct regular security assessments and penetration testing to identify and address vulnerabilities.
- Educate users on safe coding practices and the risks of XSS attacks.
- Stay informed about security updates and patches for SugarCRM to prevent future vulnerabilities.
Patching and Updates
- Apply security patches provided by SugarCRM promptly to fix the XSS vulnerability and enhance overall system security.