SB2021121002 - Remote code execution in WECON LeviStudioU
Published: December 10, 2021 Updated: January 17, 2022
Security Bulletin ID
SB2021121002
Severity
High
Patch available
NO
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Stack-based buffer overflow (CVE-ID: CVE-2021-43983)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error while parsing project files. A remote unauthenticated attacker can trick the victim to open a specially crafted UMP file, trigger stack-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.
References
- https://ics-cert.us-cert.gov/advisories/icsa-21-343-02
- https://www.zerodayinitiative.com/advisories/ZDI-22-034/
- https://www.zerodayinitiative.com/advisories/ZDI-22-035/
- https://www.zerodayinitiative.com/advisories/ZDI-22-036/
- https://www.zerodayinitiative.com/advisories/ZDI-22-037/
- https://www.zerodayinitiative.com/advisories/ZDI-22-038/
- https://www.zerodayinitiative.com/advisories/ZDI-22-039/
- https://www.zerodayinitiative.com/advisories/ZDI-22-040/
- https://www.zerodayinitiative.com/advisories/ZDI-22-041/
- https://www.zerodayinitiative.com/advisories/ZDI-22-042/
- https://www.zerodayinitiative.com/advisories/ZDI-22-043/
- https://www.zerodayinitiative.com/advisories/ZDI-22-044/
- https://www.zerodayinitiative.com/advisories/ZDI-22-045/
- https://www.zerodayinitiative.com/advisories/ZDI-22-046/
- https://www.zerodayinitiative.com/advisories/ZDI-22-047/