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Out-of-bounds Read

CVE-2024-20505

High
7.5/10

Summary

A vulnerability in the PDF parsing module of Clam AntiVirus (ClamAV) versions through clamav-0.103.11, clamav-0.104.0-rc2 through clamav-1.0.6, clamav-1.1.0-rc through clamav-1.3.1, and clamav-1.4.0-rc through clamav-1.4.0 could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to an out-of-bounds read. An attacker could exploit this vulnerability by submitting a crafted PDF file to be scanned by ClamAV on an affected device. An exploit could allow the attacker to terminate the scanning process.

  • LOW
  • NETWORK
  • NONE
  • UNCHANGED
  • NONE
  • NONE
  • NONE
  • HIGH

CWE-125 - Out-of-Bounds Read

Out-of-bounds read is a vulnerability that allows access to memory beyond the authorized accessible location. Such a vulnerability compromises the confidentiality of the trusted environment in the application and enables an attacker to launch further attacks by leveraging the exposed information.

References

Advisory Timeline

  • Published