CVE-2021-43983 : Security Advisory and Response
Learn about CVE-2021-43983 affecting WECON LeviStudioU versions prior to 2019-09-21. Understand the risks, impacts, and mitigation steps to protect your systems against arbitrary code execution.
WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to multiple stack-based buffer overflow instances, potentially allowing an attacker to execute arbitrary code.
Understanding CVE-2021-43983
WECON LeviStudioU is susceptible to buffer overflow attacks that may lead to unauthorized code execution.
What is CVE-2021-43983?
WECON LeviStudioU versions before 2019-09-21 are prone to stack-based buffer overflow vulnerabilities when processing project files, posing a risk of arbitrary code execution.
The Impact of CVE-2021-43983
If exploited, attackers could execute malicious code on affected systems, compromising their confidentiality, integrity, and availability, with a CVSS base score of 7.8 (High Severity).
Technical Details of CVE-2021-43983
WECON LeviStudioU vulnerability details.
Vulnerability Description
The vulnerability involves multiple stack-based buffer overflow instances in the software's handling of project files, opening doors for executing arbitrary code.
Affected Systems and Versions
- Product: LeviStudioU
- Vendor: WECON
- Versions Affected: All versions before 2019-09-21
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Local
- Scope: Unchanged
- User Interaction: Required
- Privileges Required: None
Mitigation and Prevention
Steps to secure systems against CVE-2021-43983.
Immediate Steps to Take
- Contact vendor for patch availability
- Implement network segmentation
- Monitor for any unusual activities
Long-Term Security Practices
- Regular software updates and patches
- Conduct security assessments and audits
Patching and Updates
- Apply patches provided by WECON
- Stay informed about security best practices and updates