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Vulnerability DatabaseCVE-2023-37765

CVE-2023-37765: 
NixOS vulnerability analysis and mitigation

Overview

GPAC v2.3-DEV-rev381-g817a848f6-master was discovered to contain a segmentation violation in the gf_dump_vrml_sffield function at /lib/libgpac.so. The vulnerability was discovered on July 4, 2023 (GitHub Issue).

Technical details

The vulnerability manifests as a SEGV (segmentation violation) on unknown address 0x000000000003(0x000000000009) in the gf_dump_vrml_sffield function. The issue occurs during MPEG-4 BIFS Scene Parsing when attempting to read from an invalid memory address that points to the zero page. The vulnerability has been assigned a CVSS v3.1 base score of 5.5 MEDIUM (Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H) (NVD).

Impact

The vulnerability can lead to software crashes, protection mechanism bypass, memory modification, and potentially remote code execution. When triggered, it causes the application to abort due to undefined behavior in memory access (GitHub Issue).

Exploitability

The vulnerability can be triggered through a specially crafted input file processed by the MP4Box utility. It requires local access and user interaction to exploit. A proof-of-concept exploit has been developed and demonstrated (GitHub Issue).

Additional resources

Source: This report was generated using AI

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