High severity · published Oct 31, 2017
CVE-2017-1000256
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…
8.1
CVSS
1.7%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.7% · higher than 77% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
9.0 · source: NVD
LI
Libvirt · Redhat
2.3.0 before 3.9.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-1000256
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-1000256
Third Party Advisory
http://www.debian.org/security/2017/dsa-4003
Issue Tracking
https://access.redhat.com/security/cve/CVE-2017-1000256
www.mail-archive.com
https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1556251.html
Issue Tracking
https://www.redhat.com/archives/libvirt-announce/2017-October/msg00001.html
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