How severe is CVE-2019-11690?

CVE-2019-11690 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2019-11690 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-11690?

CVE-2019-11690 affects Denx U-boot. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-11690?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2019-11690 published?

CVE-2019-11690 was published on 2019-05-03 and last updated on 2026-06-17.

CVE-2019-11690

CVE-2019-11690 is a medium-severity vulnerability in Denx U-boot with a CVSS 3.x base score of 5.9. 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-330.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
CVSS v2: 4.3
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-330
Affected product: Denx U-boot
Published: 2019-05-03
Last modified: 2026-06-17

Description

gen_rand_uuid in lib/uuid.c in Das U-Boot v2014.04 through v2019.04 lacks an srand call, which allows attackers to determine UUID values in scenarios where CONFIG_RANDOM_UUID is enabled, and Das U-Boot is relied upon for UUID values of a GUID Partition Table of a boot device.

Frequently asked questions

What is CVE-2019-11690?: gen_rand_uuid in lib/uuid.c in Das U-Boot v2014.04 through v2019.04 lacks an srand call, which allows attackers to determine UUID values in scenarios where CONFIG_RANDOM_UUID is enabled, and Das U-Boot is relied upon for UUID values of a GUID Partition Table of a boot device.
How severe is CVE-2019-11690?: CVE-2019-11690 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2019-11690 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-11690?: CVE-2019-11690 affects Denx U-boot. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-11690?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-11690 published?: CVE-2019-11690 was published on 2019-05-03 and last updated on 2026-06-17.

References

https://patchwork.ozlabs.org/patch/1092945

Affected products (1)

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

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