Is CVE-2017-15908 actively exploited?

CVE-2017-15908 has no public evidence of in-the-wild exploitation as of 2025-04-20.

What is the CVSS score for CVE-2017-15908?

CVE-2017-15908 has a CVSS score of 7.5 (HIGH severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

How do I patch CVE-2017-15908?

Patch guidance is available from systemd project security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2017-15908.

Fix CVE-2017-15908 - HIGH systemd project systemd

Q: Which products are affected by CVE-2017-15908?

15 products: systemd project systemd, systemd project systemd, systemd project systemd, systemd project systemd, systemd project systemd, and 10 more.

Description

In systemd 223 through 235, a remote DNS server can respond with a custom crafted DNS NSEC resource record to trigger an infinite loop in the dns_packet_read_type_window() function of the 'systemd-resolved' service and cause a DoS of the affected service.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
Weaknesses: CWE-835

Metadata

Primary Vendor: SYSTEMD_PROJECT
Published: 10/26/2017
Last Modified: 4/20/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

systemd_project : systemdsystemd_project : systemdsystemd_project : systemdsystemd_project : systemdsystemd_project : systemdsystemd_project : systemdsystemd_project : systemdsystemd_project : systemdsystemd_project : systemdsystemd_project : systemdsystemd_project : systemdsystemd_project : systemdsystemd_project : systemdcanonical : ubuntu_linuxcanonical : ubuntu_linux

Remediation Guidance

Executive Summary

Cite this page

CVE-2017-15908. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2017-15908

View on NIST NVD

CVE-2017-15908 vulnerability