National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2019-3886 Detail

Current 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.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 5.4 MEDIUM
Vector: AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L (V3 legend)
Impact Score: 2.5
Exploitability Score: 2.8


Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): Low
Integrity (I): None
Availability (A): Low

CVSS v2.0 Severity and Metrics:

Base Score: 4.8 MEDIUM
Vector: (AV:A/AC:L/Au:N/C:P/I:N/A:P) (V2 legend)
Impact Subscore: 4.9
Exploitability Subscore: 6.5


Access Vector (AV): Local_Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows unauthorized disclosure of information
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00105.html Mailing List Third Party Advisory
http://www.securityfocus.com/bid/107777 Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3886 Exploit Issue Tracking Patch Third Party Advisory
https://usn.ubuntu.com/4021-1/

Technical Details

Vulnerability Type (View All)

  • Information Leak / Disclosure (CWE-200)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:redhat:libvirt:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
4.8.0

Configuration 2 ( hide )
 cpe:2.3:o:opensuse:leap:42.3:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

5 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2019-3886
NVD Published Date:
04/04/2019
NVD Last Modified:
06/19/2019