CVE-2020-11523 : Security Advisory and Response

FreeRDP versions > 1.0 through 2.0.0-rc4 are affected by an Integer Overflow vulnerability in libfreerdp/gdi/region.c.

Understanding CVE-2020-11523

This CVE involves an Integer Overflow vulnerability in FreeRDP versions > 1.0 through 2.0.0-rc4.

What is CVE-2020-11523?

CVE-2020-11523 is an Integer Overflow vulnerability found in the libfreerdp/gdi/region.c file in FreeRDP versions > 1.0 through 2.0.0-rc4.

The Impact of CVE-2020-11523

This vulnerability could potentially allow an attacker to execute arbitrary code or cause a denial of service by exploiting the Integer Overflow.

Technical Details of CVE-2020-11523

Vulnerability Description

The Integer Overflow vulnerability exists in the libfreerdp/gdi/region.c file in FreeRDP versions > 1.0 through 2.0.0-rc4.

Affected Systems and Versions

FreeRDP versions > 1.0 through 2.0.0-rc4

Exploitation Mechanism

Attackers can exploit this vulnerability to execute arbitrary code or trigger a denial of service.

Mitigation and Prevention

Immediate Steps to Take

Apply the necessary security updates provided by FreeRDP promptly.
Monitor official security channels for any additional information or patches.

Long-Term Security Practices

Regularly update software and systems to mitigate potential vulnerabilities.
Implement network security measures to prevent unauthorized access.

Patching and Updates

Ensure that FreeRDP is updated to a version that addresses the Integer Overflow vulnerability.