CVE-2021-35297 : Vulnerability Insights and Analysis
Learn about CVE-2021-35297 affecting Scalabium dBase Viewer version 2.6. Understand the impact, technical details, and mitigation strategies for this remote code execution vulnerability.
Scalabium dBase Viewer version 2.6 (Build 5.751) is vulnerable to remote code execution through a crafted DBF file, leading to a buffer overflow. This can allow an attacker to exploit the Structured Exception Handler (SEH) records, redirecting execution to malicious code.
Understanding CVE-2021-35297
This section provides insights into the impact, technical details, and mitigation strategies related to CVE-2021-35297.
What is CVE-2021-35297?
CVE-2021-35297 affects Scalabium dBase Viewer version 2.6 (Build 5.751), enabling attackers to execute remote code by manipulating specially crafted DBF files.
The Impact of CVE-2021-35297
The vulnerability can result in a buffer overflow, allowing threat actors to take control of the application's execution flow and potentially execute arbitrary code on the targeted system.
Technical Details of CVE-2021-35297
Understanding the specifics of the vulnerability, affected systems, and the exploitation method is crucial for effective remediation.
Vulnerability Description
The flaw in Scalabium dBase Viewer version 2.6 (Build 5.751) stems from improper handling of DBF files, leading to a buffer overflow that can be leveraged for remote code execution.
Affected Systems and Versions
Only Scalabium dBase Viewer version 2.6 (Build 5.751) is impacted by CVE-2021-35297, highlighting the importance of updating to a secure version.
Exploitation Mechanism
By crafting a malicious DBF file, attackers can trigger the buffer overflow and utilize the SEH records to divert execution to their malicious payload.
Mitigation and Prevention
Taking immediate action and implementing long-term security measures are essential to mitigate the risks posed by CVE-2021-35297.
Immediate Steps to Take
Users are advised to refrain from opening untrusted DBF files and consider disabling Scalabium dBase Viewer until a patch is available.
Long-Term Security Practices
Regularly updating software, practicing the principle of least privilege, and maintaining network security can help prevent similar vulnerabilities in the future.
Patching and Updates
Stay informed about security advisories related to Scalabium dBase Viewer and promptly apply patches released by the vendor to address CVE-2021-35297.