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CVE-2018-12178

Published: 27 March 2019

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.

Priority

Medium

Cvss 3 Severity Score

9.1

Score breakdown

Status

Package Release Status
edk2
Launchpad, Ubuntu, Debian
bionic
Released (0~20180205.c0d9813c-2ubuntu0.2)
cosmic Ignored
(end of life)
disco Not vulnerable
(0~20190309.89910a39-1ubuntu1)
eoan Not vulnerable
(0~20190606.20d2e5a1-1ubuntu2)
focal Not vulnerable
(0~20190606.20d2e5a1-1ubuntu2)
trusty Does not exist
(trusty was needs-triage)
upstream
Released (0~20181115.85588389-3)
xenial
Released (0~20160408.ffea0a2c-2ubuntu0.1)
Patches:
upstream: https://github.com/tianocore/edk2/commit/84110bbe4bb3a346514b9bb12eadb7586bca7dfd

Severity score breakdown

Parameter Value
Base score 9.1
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H