CVE-2019-11098
MEDIUMCVSS 6.8/10EPSS 0.34%
Last modified
CVE-2019-11098 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. 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.. EPSS estimates a 0.34% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Tianocore | Edk Ii | All versions |
References
- https://edk2-docs.gitbook.io/security-advisory/bootguard-toctou-vulnerabilityThird Party Advisory
- https://edk2-docs.gitbook.io/security-advisory/bootguard-toctou-vulnerabilityThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-11098?
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.
How severe is CVE-2019-11098?
CVE-2019-11098 has a CVSS score of 6.8/10 (MEDIUM severity). The EPSS model estimates a 0.34% probability of exploitation in the next 30 days.
How do I fix CVE-2019-11098?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2019-11098?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST