CVE-2019-3886

Public Exploit

Description

An incorrect permissions check was discovered in libvirt 4.8.0 and above. The readonly permission was allowed to invoke APIs depending on the guest agent, which could lead to potentially disclosing unintended information or denial of service by causing libvirt to block.

Category

5.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.53%
Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory redhat.com
Affected: The libvirt Project libvirt
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/107777 vdb entry third party advisory
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00105.html mailing list third party advisory vendor advisory
https://usn.ubuntu.com/4021-1/ third party advisory vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R5DHYIFECZ7BMVXK4EP4FDFZXK7I5MZH/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CYMNKXAUBZCFBBPFH64FJPH5EJH4GSU2/ vendor advisory
https://access.redhat.com/errata/RHBA-2019:3723 third party advisory vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3886 issue tracking patch exploit third party advisory

Frequently Asked Questions

What is the severity of CVE-2019-3886?
CVE-2019-3886 has been scored as a medium severity vulnerability.
How to fix CVE-2019-3886?
To fix CVE-2019-3886, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-3886 being actively exploited in the wild?
It is possible that CVE-2019-3886 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-3886?
CVE-2019-3886 affects The libvirt Project libvirt.
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