8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
EDK II is vulnerable to buffer overflows. Remote unauthenticated attackers could exploit the vulnerable BlockIo Service
component to potentially enable escalation of privilege, information disclosure and/or denial of service conditions.
lists.opensuse.org/opensuse-security-announce/2019-03/msg00046.html
access.redhat.com/errata/RHSA-2019:0809
access.redhat.com/errata/RHSA-2019:0968
access.redhat.com/errata/RHSA-2019:1116
access.redhat.com/security/updates/classification/#important
bugzilla.redhat.com/show_bug.cgi?id=1608513
bugzilla.redhat.com/show_bug.cgi?id=1696303
bugzilla.redhat.com/show_bug.cgi?id=1700782
bugzilla.redhat.com/show_bug.cgi?id=1700868
edk2-docs.gitbooks.io/security-advisory/content/buffer-overflow-in-blockio-service-for-ram-disk.html
lists.fedoraproject.org/archives/list/[email protected]/message/4ABTDKZK2G5XP6JCO3HXMPOA2NRTIYDZ/
support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03912en_us
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P