CVE-2018-1062 Information

Description

A vulnerability was discovered in oVirt 4.1.x before 4.1.9 where the combination of Enable Discard and Wipe After Delete flags for VM disks managed by oVirt could cause a disk to be incompletely zeroed when removed from a VM. If the same storage blocks happen to be later allocated to a new disk attached to another VM potentially sensitive data could be revealed to privileged users of that VM.

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

Reference

http://www.securityfocus.com/bid/103433 https://access.redhat.com/errata/RHBA-2018:0135 https://bugzilla.redhat.com/show_bug.cgi?id=1549944 https://gerrit.ovirt.org//c/84861/ https://gerrit.ovirt.org//c/84875/

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

5.3