CVE-2023-38431

CVSS 3.1 Score 9.1 of 10 (high)

Details

Published Jul 18, 2023
Updated: Dec 15, 2023
CWE ID 125

Summary

CVE-2023-38431 is a critical vulnerability that affects the Linux kernel before version 6.3.8. The vulnerability exists in the fs/smb/server/connection.c file in ksmbd, which fails to validate the relationship between the NetBIOS header's length field and the SMB header sizes. This can lead to an out-of-bounds read through pdu_size in ksmbd_conn_handler_loop. The vulnerability has a base severity score of 9.1, indicating its critical nature. It does not require any privileges or user interaction to exploit and can be exploited over a network. The potential danger it poses to an organization is high, as it can result in unauthorized access and disclosure of confidential information. To remediate this vulnerability, organizations should update their Linux kernel to version 6.3.8 or later.

Leverage our Vulnerability Intelligence module to secure your systems now - get detailed insights on CVE-2024-37364. Book your demo today.

Share

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

Note: This is just a basic overview providing quick insights into CVE-2023-38431 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