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Fencer Vulns
medium 6.8

CVE-2019-11098 json

Insufficient input validation in MdeModulePkg in EDKII may allow an unauthenticated user to potentially enable escalation of privilege, den…

published 2021-07-14 5 y ago modified 2026-06-17 4 mo ago also EUVD-2019-2802

cvss
6.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 28%
public exploits
0
none known

Summary

Insufficient input validation in MdeModulePkg in EDKII may allow an unauthenticated user to potentially enable escalation of privilege, denial of service and/or information disclosure via physical access.

Patch / fix

  • edk2 Debian 14, Debian 13, Debian 12 2020.11-5

debian advisories DEBIAN-CVE-2019-11098

  • edk2 Ubuntu 20.04 LTS 0~20191122.bd85bf54-2ubuntu3.3

ubuntu advisories UBUNTU-CVE-2019-11098

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • ovmf SLES for SAP 15 SP3, SLES 15 SP3-LTSS, SLE Real Time 15 SP3 +9 more 202008-150300.10.17.1
  • ovmf SLES for SAP 15 SP2, SLES 15 SP2-LTSS, SLE High Performance Computing 15 SP2-LTSS +4 more 201911-150200.7.24.1

suse advisories SUSE-SU-2023:0036-1SUSE-SU-2023:0004-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2019-11098 updated cvss 6.4

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

  • Red Hat Enterprise Linux 7 ovmf, OVMF, AAVMF
    affected: no fix planned “Out of support scope”
  • Red Hat Enterprise Linux 8 edk2, edk2-ovmf, edk2-aarch64
    affected: no fix available
  • Red Hat Enterprise Linux 9 edk2, edk2-ovmf, edk2-tools, edk2-aarch64
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.34% chance of exploitation in the next 30 days, higher than 28% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 6.8 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 4.6 AV:L/AC:L/Au:N/C:P/I:P/A:P

Affected products

  • n/a Tianocore

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.