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CVE-2022-43042: n/a in n/a

High
VulnerabilityCVE-2022-43042cvecve-2022-43042
Published: Wed Oct 19 2022 (10/19/2022, 00:00:00 UTC)
Source: CVE
Vendor/Project: n/a
Product: n/a

Description

GPAC 2.1-DEV-rev368-gfd054169b-master was discovered to contain a heap buffer overflow via the function FixSDTPInTRAF at isomedia/isom_intern.c.

AI-Powered Analysis

AILast updated: 07/05/2025, 02:43:00 UTC

Technical Analysis

CVE-2022-43042 is a high-severity heap buffer overflow vulnerability identified in the GPAC multimedia framework, specifically in the function FixSDTPInTRAF within the isomedia/isom_intern.c source file. GPAC is an open-source multimedia framework used for packaging, streaming, and playback of multimedia content, including MP4 and other ISO base media file formats. The vulnerability arises due to improper handling of memory buffers when processing certain media data structures, leading to a heap buffer overflow condition. This flaw can be triggered when processing crafted media files that exploit the FixSDTPInTRAF function, potentially allowing an attacker to overwrite adjacent memory on the heap. The CVSS 3.1 base score of 7.8 reflects the vulnerability's characteristics: it requires local access (Attack Vector: Local), low attack complexity, no privileges required, but does require user interaction (e.g., opening a malicious media file). The impact on confidentiality, integrity, and availability is high, indicating that exploitation could lead to arbitrary code execution, data corruption, or denial of service. Although no known exploits are currently reported in the wild, the nature of the vulnerability and the widespread use of GPAC in multimedia applications make it a significant risk. The absence of vendor or product-specific information suggests this vulnerability affects the GPAC codebase broadly, particularly development versions around 2.1-DEV-rev368. The vulnerability is classified under CWE-787 (Out-of-bounds Write), a common and dangerous class of memory corruption bugs. Given the multimedia processing context, exploitation could occur when users open or process maliciously crafted media files in applications relying on vulnerable GPAC versions.

Potential Impact

For European organizations, the impact of CVE-2022-43042 can be substantial, especially those involved in media production, broadcasting, streaming services, or any sector utilizing GPAC-based multimedia processing tools. Successful exploitation could allow attackers to execute arbitrary code with the privileges of the user running the vulnerable application, potentially leading to system compromise, data theft, or disruption of media services. This is particularly critical for organizations handling sensitive or proprietary multimedia content, such as media companies, educational institutions, and government agencies. The requirement for local access and user interaction (e.g., opening a malicious file) somewhat limits remote exploitation but does not eliminate risk, as attackers could deliver malicious media files via email, downloads, or removable media. Additionally, the high impact on confidentiality, integrity, and availability means that exploitation could lead to significant operational disruption or data breaches. The lack of known exploits in the wild currently provides a window for mitigation, but organizations should act promptly to reduce exposure.

Mitigation Recommendations

European organizations should implement the following specific mitigation measures: 1) Identify and inventory all systems and applications using GPAC, particularly development or custom multimedia tools that may incorporate the vulnerable function. 2) Apply patches or updates from the GPAC project as soon as they become available; if no official patch exists, consider upgrading to a later stable version that addresses this vulnerability. 3) Implement strict file handling policies to restrict or scan incoming multimedia files from untrusted sources, using sandboxing or antivirus solutions capable of detecting malformed media files. 4) Educate users about the risks of opening unsolicited or suspicious media files, emphasizing caution with files from unknown or untrusted origins. 5) Employ application whitelisting and privilege restrictions to limit the potential impact of exploitation, ensuring that multimedia applications run with the least privileges necessary. 6) Monitor systems for unusual behavior or crashes related to media processing applications, which could indicate attempted exploitation. 7) For organizations developing or maintaining software that uses GPAC, conduct thorough code reviews and fuzz testing focused on media parsing components to detect similar vulnerabilities proactively.

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Technical Details

Data Version
5.1
Assigner Short Name
mitre
Date Reserved
2022-10-17T00:00:00.000Z
Cisa Enriched
true
Cvss Version
3.1
State
PUBLISHED

Threat ID: 682d9818c4522896dcbd7a96

Added to database: 5/21/2025, 9:08:40 AM

Last enriched: 7/5/2025, 2:43:00 AM

Last updated: 7/27/2025, 12:01:20 AM

Views: 10

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