High severity · published Mar 27, 2019
CVE-2018-12180
Buffer overflow in BlockIo service for EDK II may allow an unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via…
8.8
CVSS
2.3%
EPSS
No
On KEV
Description
Buffer overflow in BlockIo service for EDK II may allow an unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via network access.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.3% · higher than 83% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EI
Edk II · Tianocore
All versions, or not specified · source: NVD
LE
Leap · Opensuse
15.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-12180
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-12180
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00046.html
access.redhat.com
https://access.redhat.com/errata/RHSA-2019:0809
access.redhat.com
https://access.redhat.com/errata/RHSA-2019:0968
access.redhat.com
https://access.redhat.com/errata/RHSA-2019:1116
Patch
https://edk2-docs.gitbooks.io/security-advisory/content/buffer-overflow-in-blockio-service-for-ram-disk.html
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4ABTDKZK2G5XP6JCO3HXMPOA2NRTIYDZ/
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