Critical severity · published Mar 27, 2019
CVE-2018-12178
Buffer overflow in network stack for EDK II may allow unprivileged user to potentially enable escalation of privilege and/or denial of service via network
9.1
CVSS
2.3%
EPSS
No
On KEV
Description
Buffer overflow in network stack for EDK II may allow unprivileged user to potentially enable escalation of privilege and/or denial of service via network.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
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
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-12178
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-12178
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00046.html
Patch
https://edk2-docs.gitbooks.io/security-advisory/content/dns-pack-size-check.html
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4ABTDKZK2G5XP6JCO3HXMPOA2NRTIYDZ/
support.hpe.com
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03912en_us
usn.ubuntu.com
https://usn.ubuntu.com/4349-1/
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