CVE Vulnerability

CVE-2019-3840

A NULL pointer dereference flaw was discovered in libvirt before version 5.0.0 in the way it gets interface information through the QEMU agent. An attacker in a guest VM can use this flaw to crash libvirtd and cause a denial of service.

3.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 6.8 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

6.3 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 4

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope CHANGED

References
Link Resource
https://www.redhat.com/archives/libvir-list/2019-January/msg00241.html Exploit Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3840 Exploit Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1663051 Exploit Issue Tracking
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00101.html Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00105.html Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TZRP2BRMI4RYFRPNFTTIAAUOGVN2ORP7/
https://access.redhat.com/errata/RHSA-2019:2294
Configurations

Configuration 1

cpe:2.3:a:redhat:libvirt:*:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:42.3:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*
Information

Published : 2019-03-27 01:29

Updated : 2019-05-05 05:29

NVD link : CVE-2019-3840

Mitre link : CVE-2019-3840

Products Affected
No products.
CWE
CWE-476