Is CVE-2017-7244 actively exploited?

CVE-2017-7244 has no public evidence of in-the-wild exploitation as of 2025-04-20.

What is the CVSS score for CVE-2017-7244?

CVE-2017-7244 has a CVSS score of 5.5 (MEDIUM severity). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

How do I patch CVE-2017-7244?

Patch guidance is available from pcre security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2017-7244.

CVE-2017-7244 - remediation guidance & executive summary

Description

The _pcre32_xclass function in pcre_xclass.c in libpcre1 in PCRE 8.40 allows remote attackers to cause a denial of service (invalid memory read) via a crafted file.

CVSS Metrics

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack Vector: local
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: PCRE
Published: 3/23/2017
Last Modified: 4/20/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

pcre : pcre

Remediation Guidance

Executive Summary

Cite this page

CVE-2017-7244. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2017-7244

View on NIST NVD

CVE-2017-7244 vulnerability