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CVE-2019-14201

29
FAUCET Score

CVE-2019-14201 is a critical stack-based buffer overflow vulnerability found in Das U-Boot through version 2019.07, specifically within the nfs_lookup_reply helper function. This vulnerability carries a CVSS score of 9.8 (Critical), indicating it can be exploited remotely over the network with low attack complexity, leading to complete compromise of confidentiality, integrity, and availability. Despite its high severity, there is currently no public exploit code available, nor is there evidence of active exploitation or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2019.07CPE matchmatch criteria
cpe:2.3:a:denx:u-boot:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.59%
Probability of exploitation in next 30 days
EPSS Percentile
83.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0259 is in the 74th percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

microsoft2019-Jul/CVE-2019-14201

An issue was discovered in Das U-Boot through 2019.07. There is a stack-based buffer overflow in this nfs_handler reply helper function: nfs_lookup_reply.

Jul 9, 2019

References

cert-portal.siemens.com / productcert/html/ssa-577017.html
blog.semmle.com / uboot-rce-nfs-vulnerability
Third Party Advisory
gitlab.com / u-boot/u-boot
Third Party Advisory