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CVE-2018-12179

Improper configuration in system firmware for EDK II may allow unauthenticated user to...

7.8 HighFix available

Improper configuration in system firmware for EDK II may allow unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.42%Down 0.6 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 7.8

Improper configuration in system firmware for EDK II may allow unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access.

Record
CVE-2018-12179
CVSS 3.0
7.8 HighCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
4.6 MediumAV:L/AC:L/Au:N/C:P/I:P/A:P
Updated
2026-11-02
CVE List No score

Improper configuration in system firmware for EDK II may allow unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access.

Record
CVE-2018-12179
Updated
2026-11-02
EUVDEUVD-2018-4157 No score

Improper configuration in system firmware for EDK II may allow unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access.

Record
EUVD-2018-4157
Updated
2026-11-03
GitHub AdvisoriesGHSA-q4p4-w8wc-6x23 7.8

Improper configuration in system firmware for EDK II may allow unauthenticated user to...

Improper configuration in system firmware for EDK II may allow unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access.

Record
GHSA-q4p4-w8wc-6x23
CVSS 3.0
7.8 HighCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVBELL-CVE-2018-12179 7.8

CVE-2018-12179 does not affect BellSoft software

Record
BELL-CVE-2018-12179
CVSS 3.0
7.8 HighCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSV 7.8

Improper configuration in system firmware for EDK II may allow unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access.

Record
CVE-2018-12179
CVSS 3.0
7.8 HighCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2018-12179 7.8

Improper configuration in system firmware for EDK II may allow unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access.

Record
DEBIAN-CVE-2018-12179
CVSS 3.0
7.8 HighCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVMGASA-2021-0035 No score

Updated edk2 packages fix multiples security vulnerabilities

Improper configuration in system firmware for EDK II may allow unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access. (CVE-2018-12179).

Insufficient memory write check in SMM service for EDK II may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access. (CVE-2018-12182).

Stack overflow in DxeCore for EDK II may allow an unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access. (CVE-2018-12183).

Buffer overflow in system firmware for EDK II may allow unauthenticated user to potentially enable escalation of privilege and/or denial of service via network access. (CVE-2019-0160).

Stack overflow in XHCI for EDK II may allow an unauthenticated user to potentially enable denial of service via local access. (CVE-2019-0161).

Improper authentication in EDK II may allow a privileged user to potentially enable information disclosure via network access. (CVE-2019-14553).

Insufficient control flow management in BIOS firmware for 8th, 9th, 10th Generation Intel(R) Core(TM), Intel(R) Celeron(R) Processor 4000 & 5000 Series Processors may allow an authenticated user to potentially enable denial of service via adjacent access. (CVE-2019-14558).

Uncontrolled resource consumption in EDK II may allow an unauthenticated user to potentially enable denial of service via network access. (CVE-2019-14559).

Integer truncation in EDK II may allow an authenticated user to potentially enable escalation of privilege via local access. (CVE-2019-14563).

Logic issue in DxeImageVerificationHandler() for EDK II may allow an authenticated user to potentially enable escalation of privilege via local access. (CVE-2019-14575).

EDK II incorrectly parsed signed PKCS #7 data. An attacker could use this issue to cause EDK II to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2019-14584).

Use after free vulnerability in EDK II may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via adjacent access. (CVE-2019-14586).

Logic issue EDK II may allow an unauthenticated user to potentially enable denial of service via adjacent access. (CVE-2019-14587).

Integer overflow in DxeImageVerificationHandler() EDK II may allow an authenticated user to potentially enable denial of service via local access. (CVE-2019-14562).

Record
MGASA-2021-0035
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
edk2
Debian:12
before 0~20190606.20d2e5a1-2
0~20190606.20d2e5a1-2
edk2
Debian:13
before 0~20190606.20d2e5a1-2
0~20190606.20d2e5a1-2
edk2
Debian:14
before 0~20190606.20d2e5a1-2
0~20190606.20d2e5a1-2
edk2
Mageia:7
From an advisory covering 14 CVEs
before 20201127stable-1.mga7
20201127stable-1.mga7

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-12179 is a high vulnerability (CVSS 7.8) in Tianocore Edk Ii, published March 27, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.42%, the 36th percentile. Fixed in edk2 0~20190606.20d2e5a1-2.

References

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