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PRIOn knowledge basePRION:CVE-2018-18438

HistoryOct 19, 2018 - 10:29 p.m.

Integer overflow

2018-10-1922:29:00

PRIOn knowledge base

www.prio-n.com

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

5.4 Medium

AI Score

Confidence

High

2.1 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:N/I:N/A:P

0.001 Low

EPSS

Percentile

22.9%

JSON

Qemu has integer overflows because IOReadHandler and its associated functions use a signed integer data type for a size value.

CPENameOperatorVersion
enterprise_linuxeq7.0
enterprise_linuxeq6.0
openstackeq10
openstackeq12
openstackeq9
openstackeq8
openstackeq13

Name	Operator	Version
enterprise_linux	eq	7.0
enterprise_linux	eq	6.0
openstack	eq	10
openstack	eq	12
openstack	eq	9
openstack	eq	8
openstack	eq	13

References

www.openwall.com/lists/oss-security/2018/10/17/3

www.securityfocus.com/bid/105953

lists.gnu.org/archive/html/qemu-devel/2018-10/msg02396.html

lists.gnu.org/archive/html/qemu-devel/2018-10/msg02402.html

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

5.4 Medium

AI Score

Confidence

High

2.1 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:N/I:N/A:P

0.001 Low

EPSS

Percentile

22.9%

JSON

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