CVSS 3.1 Score 7.0 of 10 (high)


Published Nov 8, 2023
Updated: Nov 16, 2023
CWE ID 367


CVE-2023-5760 is a time-of-check to time-of-use (TOCTOU) bug that affects Avast/Avg Antivirus version 23.8. This vulnerability allows an attacker to gain full local privilege escalation on the system by exploiting an out-of-bounds write vulnerability resulting from the TOCTOU bug in handling IOCTL requests. The risk score is 25, indicating a high severity level, and the base score is 7.0, with high impacts on integrity and confidentiality. The exploitability score is 1.0, and the attack vector is considered local, requiring low privileges and no user interaction. Organizations using the affected antivirus software should take immediate action to remediate this vulnerability to prevent potential attacks and mitigate the potential dangers it poses to their systems.

Explore Beyond the CVE Basics with Recorded Future's Vulnerability Intelligence

Note: This is just a basic overview providing quick insights into CVE-2023-5760 information. Gain full access to comprehensive CVE data, risk scores, prioritization, and mitigation data through Recorded Future's Vulnerability Intelligence:
  • Prioritize with Risk-Based Scoring
  • Explore the Extensive Vulnerability Database
  • Receive Early Alerts on Emerging CVEs
  • Focus on Critical Exploitable Vulnerabilities
  • Streamline Remediation with Integration Options