How severe is CVE-2019-14193?

CVE-2019-14193 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-14193 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-14193?

CVE-2019-14193 affects Denx U-boot. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-14193?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2019-14193 published?

CVE-2019-14193 was published on 2019-07-31 and last updated on 2026-06-17.

CVE-2019-14193

CVE-2019-14193 is a critical-severity vulnerability in Denx U-boot with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Denx U-boot
Published: 2019-07-31
Last modified: 2026-06-17

Description

An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy with an unvalidated length at nfs_readlink_reply, in the "if" block after calculating the new path length.

Frequently asked questions

What is CVE-2019-14193?: An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy with an unvalidated length at nfs_readlink_reply, in the "if" block after calculating the new path length.
How severe is CVE-2019-14193?: CVE-2019-14193 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-14193 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-14193?: CVE-2019-14193 affects Denx U-boot. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-14193?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2019-14193 published?: CVE-2019-14193 was published on 2019-07-31 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:denx:u-boot:*:*:*:*:*:*:*:*

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