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CVE-2018-1062

A vulnerability was discovered in oVirt 4.1.x before 4.1.9, where the combination of Enable...

5.3 MediumFix available

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
High
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
None

Exploit likelihood

1.36%Up 0.1 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 5.3

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.

Record
CVE-2018-1062
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0
3.5 LowAV:N/AC:M/Au:S/C:P/I:N/A:N
Weakness
CWE-212
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2018-1062
Weakness
CWE-212
Updated
2026-11-02
EUVDEUVD-2018-11715 No score

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.

Record
EUVD-2018-11715
Updated
2026-11-03
GitHub AdvisoriesGHSA-j45v-g64g-45w2 5.3

A vulnerability was discovered in oVirt 4.1.x before 4.1.9, where the combination of Enable...

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.

Record
GHSA-j45v-g64g-45w2
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-212
Updated
2026-11-02
OSV 5.3

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.

Record
CVE-2018-1062
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Updated
2026-11-02
OSVRHBA-2018:0135 4.2

Red Hat Bug Fix Advisory: org.ovirt.engine-root bug fix and enhancement update

Record
RHBA-2018:0135
CVSS 3.0
4.2 MediumCVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:N/A:N
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
ovirt-engine
Red Hat:rhev_manager:4
before 0:4.1.9.1-0.1.el7
0:4.1.9.1-0.1.el7
ovirt-engine-backend
Red Hat:rhev_manager:4
before 0:4.1.9.1-0.1.el7
0:4.1.9.1-0.1.el7
ovirt-engine-dbscripts
Red Hat:rhev_manager:4
before 0:4.1.9.1-0.1.el7
0:4.1.9.1-0.1.el7
ovirt-engine-extensions-api-impl
Red Hat:rhev_manager:4
before 0:4.1.9.1-0.1.el7
0:4.1.9.1-0.1.el7
ovirt-engine-extensions-api-impl-javadoc
Red Hat:rhev_manager:4
before 0:4.1.9.1-0.1.el7
0:4.1.9.1-0.1.el7
ovirt-engine-lib
Red Hat:rhev_manager:4
before 0:4.1.9.1-0.1.el7
0:4.1.9.1-0.1.el7
ovirt-engine-restapi
Red Hat:rhev_manager:4
before 0:4.1.9.1-0.1.el7
0:4.1.9.1-0.1.el7
ovirt-engine-setup
Red Hat:rhev_manager:4
before 0:4.1.9.1-0.1.el7
0:4.1.9.1-0.1.el7
ovirt-engine-setup-base
Red Hat:rhev_manager:4
before 0:4.1.9.1-0.1.el7
0:4.1.9.1-0.1.el7
ovirt-engine-setup-plugin-ovirt-engine
Red Hat:rhev_manager:4
before 0:4.1.9.1-0.1.el7
0:4.1.9.1-0.1.el7
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Affected packages
PackageAffectedFixed
ovirt-engine-setup-plugin-ovirt-engine-common
Red Hat:rhev_manager:4
before 0:4.1.9.1-0.1.el7
0:4.1.9.1-0.1.el7
ovirt-engine-setup-plugin-vmconsole-proxy-helper
Red Hat:rhev_manager:4
before 0:4.1.9.1-0.1.el7
0:4.1.9.1-0.1.el7
ovirt-engine-setup-plugin-websocket-proxy
Red Hat:rhev_manager:4
before 0:4.1.9.1-0.1.el7
0:4.1.9.1-0.1.el7
ovirt-engine-tools
Red Hat:rhev_manager:4
before 0:4.1.9.1-0.1.el7
0:4.1.9.1-0.1.el7
ovirt-engine-tools-backup
Red Hat:rhev_manager:4
before 0:4.1.9.1-0.1.el7
0:4.1.9.1-0.1.el7
ovirt-engine-userportal
Red Hat:rhev_manager:4
before 0:4.1.9.1-0.1.el7
0:4.1.9.1-0.1.el7
ovirt-engine-vmconsole-proxy-helper
Red Hat:rhev_manager:4
before 0:4.1.9.1-0.1.el7
0:4.1.9.1-0.1.el7
ovirt-engine-webadmin-portal
Red Hat:rhev_manager:4
before 0:4.1.9.1-0.1.el7
0:4.1.9.1-0.1.el7
ovirt-engine-websocket-proxy
Red Hat:rhev_manager:4
before 0:4.1.9.1-0.1.el7
0:4.1.9.1-0.1.el7
rhevm
Red Hat:rhev_manager:4
before 0:4.1.9.1-0.1.el7
0:4.1.9.1-0.1.el7

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-1062 is a medium vulnerability (CVSS 5.3) in Ovirt, published March 6, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.36%, the 71st percentile. Fixed in ovirt-engine 0:4.1.9.1-0.1.el7.

References

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