CVE-2019-14559

Uncontrolled resource consumption in EDK II may allow an unauthenticated user to potentially enable denial of service via network access.

Published: 2020-11-23 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2019-14559 is rated Moderate Risk (54/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.31%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2019-14559

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.69% 1.31% +0.62%
2 2025-11-21 2.22% 0.69% -1.54%
3 2025-11-18 — 2.22% —

Full EPSS history (16 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2019-14559

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 3.6 [email protected]
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2019-14559

OS Trackers for CVE-2019-14559

vendor priority summary link
debian low CVE-2019-14559 low priority: Debian including 1 source packages (edk2), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2019-14559
redhat medium — https://access.redhat.com/security/cve/CVE-2019-14559
suse medium CVE-2019-14559 severity moderate: SUSE including 69 source package names (edk2-ovmf-20200602gitca407c7246bf-3.el8, ovmf, …), 104 product×package rows across 31 product lines (SUSE Enterprise Storage 4, SUSE Liberty Linux 8, … (31 product lines)): Fixed 100, Known Not Affected 4. https://www.suse.com/security/cve/CVE-2019-14559/
ubuntu low CVE-2019-14559 low priority: Ubuntu including 1 source packages (edk2), 6 status rows across 6 suites (bionic, eoan, focal, trusty, upstream, xenial): released 3, DNE 1, needs-triage 1, not-affected 1. https://ubuntu.com/security/CVE-2019-14559

Affected software / configurations for CVE-2019-14559

Vendor Product Version Raw CPE
tianocore edk2 — cpe:2.3:a:tianocore:edk2:-:*:*:*:*:*:*:*

References for CVE-2019-14559

cvelogic Threat Intelligence