Use-After-Free Vulnerability in Imaging Data Commons libdicom 1.0.5
CVE-2024-24794

9.8CRITICAL

Key Information:

Status
Vendor
CVE Published:
20 February 2024

What is CVE-2024-24794?

A use-after-free vulnerability exists within the DICOM Element Parsing functionality of Imaging Data Commons libdicom 1.0.5. This flaw can be exploited when a specially crafted DICOM file is processed, leading to premature memory deallocation. Specifically, during the parsing of Sequence Value Representations through the parse_meta_sequence_end() function, an attacker could manipulate the vulnerable application into freeing memory that is subsequently accessed, resulting in potential unauthorized actions or data corruption. Proper security measures and updates are critical to mitigate the risks associated with this vulnerability.

Affected Version(s)

libdicom 1.0.5

References

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Discovered by Dimitrios Tatsis of Cisco Talos.
.