Is CVE-2017-18247 actively exploited?

CVE-2017-18247 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2017-18247?

CVE-2017-18247 has a CVSS score of 6.5 (MEDIUM severity). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

How do I patch CVE-2017-18247?

Patch guidance is available from libav security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2017-18247.

CVE-2017-18247 - remediation guidance & executive summary

Description

The av_audio_fifo_size function in libavutil/audio_fifo.c in Libav 12.2 allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted media file.

CVSS Metrics

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: required
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
Weaknesses: CWE-476 · NULL Pointer Dereference

Metadata

Primary Vendor: LIBAV
Published: 3/23/2018
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

libav : libav

Remediation Guidance

Executive Summary

Cite this page

CVE-2017-18247. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2017-18247

View on NIST NVD

CVE-2017-18247 vulnerability