CVSS 3.1 Score 6.5 of 10 (medium)


Published Nov 21, 2023
Updated: Nov 30, 2023
CWE ID 125


CVE-2023-6204 is a vulnerability that affects Firefox versions prior to 120, Firefox ESR versions before 115.5.0, and Thunderbird versions prior to 115.5. It is categorized as CWE-125 (Out-of-bounds Read) and has a CVSS base score of 6.5, indicating a medium severity level. The vulnerability allows for an out-of-bounds read and memory leakage into canvas element images under certain graphics settings and drivers. It poses a high risk to confidentiality as it requires user interaction over a network to exploit, but does not require any privileges. Remediation for this vulnerability involves updating affected products to the latest versions provided by the vendors.

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

Note: This is just a basic overview providing quick insights into CVE-2023-6204 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