CVE-2020-6063 : Security Advisory and Response
Learn about CVE-2020-6063, a critical out-of-bounds write vulnerability in Accusoft ImageGear 19.5.0 allowing remote code execution. Find mitigation steps and preventive measures here.
An exploitable out-of-bounds write vulnerability exists in the igcore19d.dll library of Accusoft ImageGear 19.5.0, allowing remote code execution.
Understanding CVE-2020-6063
This CVE involves a critical vulnerability in Accusoft ImageGear 19.5.0 that can be exploited for remote code execution.
What is CVE-2020-6063?
The vulnerability lies in the uncompress_scan_line function of the igcore19d.dll library, triggered by a specially crafted PCX file, enabling an attacker to execute remote code.
The Impact of CVE-2020-6063
- CVSS Base Score: 9.8 (Critical)
- Attack Vector: Network
- Attack Complexity: Low
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
Technical Details of CVE-2020-6063
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability allows an attacker to perform an out-of-bounds write in the igcore19d.dll library, leading to remote code execution.
Affected Systems and Versions
- Affected Product: Accusoft ImageGear 19.5.0
Exploitation Mechanism
To exploit this vulnerability, an attacker needs to provide a specially crafted PCX file to the victim, triggering the out-of-bounds write.
Mitigation and Prevention
Protecting systems from CVE-2020-6063 is crucial to prevent potential exploitation.
Immediate Steps to Take
- Update Accusoft ImageGear to a patched version.
- Avoid opening PCX files from untrusted sources.
Long-Term Security Practices
- Regularly update software and security patches.
- Implement network segmentation and access controls.
- Conduct regular security assessments and penetration testing.
Patching and Updates
Ensure timely installation of security patches and updates to mitigate the vulnerability.