CVE Database›Document archive›CVE-2019-11098

CVE-2019-11098

edk2: Insufficient input validation in MdeModulePkg may lead to privilege escalation

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Severity

Moderate

Red Hat Product Security

6.4

CVSS 3.1

Review impact separately from score.

Published · May 8, 2019

Updated · November 22, 2025

Description

An improper input validation flaw in the MdeModulePkg module of edk2 may allow an unauthenticated attacker with physical access to the system handled by edk2 to escalate his privileges and cause a denial of service or disclose information.

Statement

Within Red Hat Enterprise Linux, edk2 is used only on virtualized systems, thus in this context the attacker needs to be a local user of the host system who have already the ability to compromise the guests systems. For this reason, this flaw has a Low Impact on both Red Hat Enterprise Linux 7 and 8.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 6.4
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS 3.1 · 6.1
CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

CWE-20 · Improper Input Validation