Auth bypass in Tianocore Edk2

CVE-2019-14553

Improper authentication in EDK II may allow a privileged user to potentially enable information disclosure via network access.

Vulnerability class: Broken Authentication

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.014 (70.6th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 71st percentile — 70.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2019-14553: held from 0.013 to 0.014.

EPSS over last 30 days · oldest: 0.013 · newest: 0.014 · change: +0.000

Affected products

  • Tianocore Edk2
  • Extensible Firmware Interface Development Kit (Edk Ii) — versions EDK II

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-14553?
CVE-2019-14553 is a medium-severity vulnerability in Tianocore Edk2, classified under Improper Authentication. CVSS score: 4.9/10. Published 2020-11-23.
How severe is CVE-2019-14553?
Medium severity. CVSS v3 base score is 4.9 out of 10.