Is CVE-2017-14503 actively exploited?

CVE-2017-14503 has no public evidence of in-the-wild exploitation as of 2025-04-20.

What is the CVSS score for CVE-2017-14503?

CVE-2017-14503 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-2017-14503?

Patch guidance is available from libarchive security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2017-14503.

Which products are affected by CVE-2017-14503?

1 product: libarchive libarchive.

CVE-2017-14503 - remediation guidance & executive summary

Description

libarchive 3.3.2 suffers from an out-of-bounds read within lha_read_data_none() in archive_read_support_format_lha.c when extracting a specially crafted lha archive, related to lha_crc16.

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-125 · Out-of-bounds Read

Metadata

Primary Vendor: LIBARCHIVE
Published: 9/17/2017
Last Modified: 4/20/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2017-14503

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary