What is the CVSS score of CVE-2023-50120?

CVE-2023-50120 has a CVSS 3.1 base score of 5.5 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.0%.

Which versions of Gpac are affected by CVE-2023-50120?

Organizations using MP4Box GPAC version 2.3-DEV-rev636-gfbd7e13aa-master should be aware of moderate risk from CVE-2023-50120 rated CVSS 5.5.

Is there a public PoC exploit available for CVE-2023-50120?

Yes, a public proof-of-concept exploit is available for CVE-2023-50120. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2023-50120?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Gpac CVE-2023-50120

MEDIUM

Loop with Unreachable Exit Condition (Infinite Loop) (CWE-835)

2024-01-10 cve@mitre.org

Denial Of Service Gpac

5.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.5 MEDIUM

AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:34 vuln.today

PoC Detected

Jun 17, 2025 - 16:15 vuln.today

Public exploit code

CVE Published

Jan 10, 2024 - 09:15 nvd

MEDIUM 5.5

DescriptionCVE.org

MP4Box GPAC version 2.3-DEV-rev636-gfbd7e13aa-master was discovered to contain an infinite loop in the function av1_uvlc at media_tools/av_parsers.c. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted MP4 file.

AnalysisAI

MP4Box GPAC version 2.3-DEV-rev636-gfbd7e13aa-master was discovered to contain an infinite loop in the function av1_uvlc at media_tools/av_parsers.c. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-835. MP4Box GPAC version 2.3-DEV-rev636-gfbd7e13aa-master was discovered to contain an infinite loop in the function av1_uvlc at media_tools/av_parsers.c. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted MP4 file. Affected products include: Gpac. Version information: version 2.3.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.