What is the CVSS score of CVE-2024-46657?

CVE-2024-46657 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: 0.3%.

Is there a public PoC exploit available for CVE-2024-46657?

Yes, a public proof-of-concept exploit is available for CVE-2024-46657. Prioritise patching immediately. EPSS: 0.3%.

Is there a patch available for CVE-2024-46657?

Yes, a patch is available for CVE-2024-46657. Update the affected software to the latest version immediately.

Mupdf CVE-2024-46657

MEDIUM

Classic Buffer Overflow (CWE-120)

2024-12-10 cve@mitre.org

Buffer Overflow Denial Of Service Mupdf

5.5

CVSS 3.1 · Vendor: mitre

Severity by source

Vendor (mitre) PRIMARY

5.5 MEDIUM

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

Primary rating from Vendor (mitre) · only source for this CVE.

CVSS VectorVendor: mitre

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

CVE Published

Dec 10, 2024 - 17:15 cve.org

MEDIUM 5.5

DescriptionCVE.org

Artifex Software mupdf v1.24.9 was discovered to contain a segmentation fault via the component /tools/pdfextract.c. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted PDF file.

AnalysisAI

Artifex Software mupdf v1.24.9 was discovered to contain a segmentation fault via the component /tools/pdfextract.c. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified as Buffer Copy without Size Check (CWE-120), which allows attackers to overflow a buffer to corrupt adjacent memory. Artifex Software mupdf v1.24.9 was discovered to contain a segmentation fault via the component /tools/pdfextract.c. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted PDF file. Affected products include: Artifex Mupdf.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Always validate buffer sizes before copy operations. Use bounded functions (strncpy, snprintf). Enable compiler protections.