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CVE-2022-43040: n/a in n/a

High
VulnerabilityCVE-2022-43040cvecve-2022-43040
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 gf_isom_box_dump_start_ex at /isomedia/box_funcs.c.

AI-Powered Analysis

AILast updated: 07/05/2025, 02:42:47 UTC

Technical Analysis

CVE-2022-43040 is a high-severity heap buffer overflow vulnerability identified in the GPAC multimedia framework, specifically in the function gf_isom_box_dump_start_ex located in the source file /isomedia/box_funcs.c. GPAC is an open-source multimedia framework used for packaging, streaming, and playing multimedia content, including ISO base media file format (ISOBMFF) files such as MP4. The vulnerability arises from improper handling of memory buffers when processing certain media box structures, leading to a heap buffer overflow condition. This flaw can be triggered when a user interacts with crafted media files that exploit the vulnerable function, requiring user interaction but no prior authentication. The CVSS v3.1 score of 7.8 reflects the vulnerability's high impact on confidentiality, integrity, and availability, with an attack vector classified as local (AV:L), low attack complexity (AC:L), no privileges required (PR:N), but requiring user interaction (UI:R). Successful exploitation could allow an attacker to execute arbitrary code, cause application crashes, or escalate privileges within the context of the affected application. Although no known public exploits have been reported in the wild, the vulnerability's characteristics make it a significant risk, especially in environments where GPAC is used to process untrusted media content. The lack of specific product or version details beyond the development version 2.1-DEV-rev368-gfd054169b-master limits precise identification of all affected deployments, but any use of this or similar GPAC versions is potentially vulnerable. The underlying weakness corresponds to CWE-787, which involves out-of-bounds writes leading to memory corruption.

Potential Impact

For European organizations, the impact of CVE-2022-43040 depends largely on the extent to which GPAC is integrated into their multimedia processing workflows, media players, or streaming services. Organizations involved in media production, broadcasting, digital content delivery, or software development that incorporates GPAC components may face risks of remote code execution or denial of service if maliciously crafted media files are processed. This could lead to unauthorized access to sensitive data, disruption of media services, or compromise of systems handling multimedia content. Given the high confidentiality, integrity, and availability impact, exploitation could result in data breaches, service outages, or lateral movement within networks. The requirement for local access and user interaction somewhat limits remote exploitation but does not eliminate risk, especially in environments where users might open untrusted media files. Additionally, the lack of widespread public exploits currently may lead to underestimation of risk, but the vulnerability should be treated proactively to prevent potential targeted attacks. European organizations with regulatory obligations under GDPR must consider the implications of data breaches resulting from such vulnerabilities, potentially incurring legal and reputational consequences.

Mitigation Recommendations

To mitigate CVE-2022-43040, European organizations should first identify all instances where GPAC is deployed, including embedded systems, media servers, and client applications. Immediate steps include updating to the latest patched version of GPAC once available, or applying any vendor-supplied patches addressing this specific heap buffer overflow. In the absence of official patches, organizations should consider disabling or restricting the use of the vulnerable function or component if feasible. Employing strict input validation and sanitization on media files before processing can reduce the risk of exploitation. Additionally, running GPAC processes with the least privileges necessary and within sandboxed or containerized environments can limit the impact of a successful exploit. Monitoring and logging media processing activities for anomalies may help detect exploitation attempts. User awareness training to avoid opening untrusted media files can further reduce risk. Network segmentation to isolate multimedia processing systems from critical infrastructure is recommended to contain potential breaches. Finally, organizations should maintain an incident response plan tailored to multimedia processing threats and keep abreast of updates from GPAC developers and security advisories.

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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: 682d9818c4522896dcbd7a92

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

Last enriched: 7/5/2025, 2:42:47 AM

Last updated: 7/29/2025, 3:09:32 AM

Views: 9

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