CVE-2020-19613 : Security Advisory and Response

A Server Side Request Forgery (SSRF) vulnerability in the saveUrlAs function in ImagesService.java in sunkaifei FlyCMS version 20190503.

Understanding CVE-2020-19613

This CVE involves an SSRF vulnerability in a specific function within the FlyCMS application.

What is CVE-2020-19613?

This CVE identifies a security flaw in the ImagesService.java file of the FlyCMS software, potentially allowing attackers to initiate server-side requests.

The Impact of CVE-2020-19613

The vulnerability could be exploited by malicious actors to perform unauthorized actions, potentially leading to data breaches or server compromise.

Technical Details of CVE-2020-19613

The technical aspects of this CVE.

Vulnerability Description

The vulnerability lies in the saveUrlAs function in ImagesService.java, enabling SSRF attacks.

Affected Systems and Versions

Affected Systems: sunkaifei FlyCMS version 20190503
Versions: Not applicable

Exploitation Mechanism

Attackers can manipulate the saveUrlAs function to send crafted requests to other internal systems, potentially accessing sensitive data or services.

Mitigation and Prevention

Protective measures against CVE-2020-19613.

Immediate Steps to Take

Update FlyCMS to a patched version that addresses the SSRF vulnerability.
Implement network controls to restrict outbound traffic from the application.
Regularly monitor and analyze server logs for suspicious activity.

Long-Term Security Practices

Conduct regular security assessments and penetration testing on the application.
Educate developers and administrators on secure coding practices and SSRF prevention.

Patching and Updates

Ensure timely installation of security patches and updates for FlyCMS to mitigate the SSRF vulnerability.