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CVE-2017-1000256

libvirt: TLS certificate verification disabled for clients

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Severity

Low

Red Hat Product Security

5

CVSS 3.0

Review impact separately from score.

Published · October 16, 2017

Updated · May 13, 2026

Description

libvirt version 2.3.0 and later is vulnerable to a bad default configuration of "verify-peer=no" passed to QEMU by libvirt resulting in a failure to validate SSL/TLS certificates by default.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 5
CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

CWE-295 · Improper Certificate Validation