CVSS 3.1 Score 9.8 of 10 (high)


Published Dec 4, 2023
Updated: Dec 22, 2023


CVE-2023-21263 is a cyber vulnerability that affects OSMMapPMRGeneric in pmr_os.c. It is possible for an attacker to perform an out-of-bounds write, leading to local privilege escalation in the kernel without needing additional execution privileges or user interaction. The vulnerability has a risk score of 65 and a base severity of critical. It has a CVSS vector string of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H, indicating a high impact on confidentiality, integrity, and availability. The vulnerability has not been changed since its initial discovery and can be exploited via the network. Remediation measures are not provided in the given information.


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

Note: This is just a basic overview providing quick insights into CVE-2023-21263 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