CVE-2019-11098: tianocore edk_ii Improper Input Validation
CVSS: 6.8v3.1MediumModified
AliasesSUSE-SU-2023:0004-1SUSE-SU-2023:0036-1UBUNTU-CVE-2019-11098DEBIAN-CVE-2019-11098
Published 14-07-2021Last modified 04-08-2024
Vulnerability summary
CVE-2019-11098 is a medium (CVSS 6.8) Improper Input Validation vulnerability in tianocore edk_ii. EPSS estimates a 0.34% chance of exploitation in the next 30 days, higher than 26.5% of scored vulnerabilities.
CVSS score
6.8/10
010
Medium · v3.1 (NVD)EPSS score
0.34%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 1 · Related 1Timeline
- 14-07-2021PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
4 scores · 3 sources · 2 versionsMedium 6.8Preferred score · NVD (NIST)
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated6.8MediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated6.8MediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Medium 4.6Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
0.34%
Chance of exploitation in the next 30 days
Percentile
27%
Versus all other CVEs
30-day change
0.00 pp
From 0.34% on 19-09-2026
19-09-202619-10-2026
EPSS score0.34%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Suse18 products
- ovmf&distro=SUSE Enterprise Storage 7< 201911-150200.7.24.1
- ovmf&distro=SUSE Enterprise Storage 7.1< 202008-150300.10.17.1
- ovmf&distro=SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS< 201911-150200.7.24.1
- ovmf&distro=SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS< 202008-150300.10.17.1
- ovmf&distro=SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS< 202008-150300.10.17.1
Debian1 product
- edk2< 2020.11-5
Opensuse1 product
- ovmf&distro=openSUSE Leap Micro 5.2< 202008-150300.10.17.1
Tianocore1 product
- edk_iina
Ubuntu1 product
- edk2All versions (No fix recorded) | < 0~20191122.bd85bf54-2ubuntu3.3
5 vendors · 22 products
References
9 links- edk2-docs.gitbook.io/security-advisory/bootguard-toctou-vulnerabilityX Refsource MISCThird Party AdvisoryREPORT
