How severe is CVE-2019-1010066?

CVE-2019-1010066 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2019-1010066 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-1010066?

CVE-2019-1010066 affects Llnl Model Specific Registers-safe. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-1010066?

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

When was CVE-2019-1010066 published?

CVE-2019-1010066 was published on 2019-07-18 and last updated on 2026-06-17.

CVE-2019-1010066

CVE-2019-1010066 is a high-severity vulnerability in Llnl Model Specific Registers-safe with a CVSS 3.x base score of 7.5. 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-269.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-269
Affected product: Llnl Model Specific Registers-safe
Published: 2019-07-18
Last modified: 2026-06-17

Description

Lawrence Livermore National Laboratory msr-safe v1.1.0 is affected by: Incorrect Access Control. The impact is: An attacker could modify model specific registers. The component is: ioctl handling. The attack vector is: An attacker could exploit a bug in ioctl interface whitelist checking, in order to write to model specific registers, normally a function reserved for the root user. The fixed version is: v1.2.0.

Frequently asked questions

What is CVE-2019-1010066?: Lawrence Livermore National Laboratory msr-safe v1.1.0 is affected by: Incorrect Access Control. The impact is: An attacker could modify model specific registers. The component is: ioctl handling. The attack vector is: An attacker could exploit a bug in ioctl interface whitelist checking, in order to write to model specific registers, normally a function reserved for the root user. The fixed version is: v1.2.0.
How severe is CVE-2019-1010066?: CVE-2019-1010066 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2019-1010066 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-1010066?: CVE-2019-1010066 affects Llnl Model Specific Registers-safe. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-1010066?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2019-1010066 published?: CVE-2019-1010066 was published on 2019-07-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:llnl:model_specific_registers-safe:1.1.0:*:*:*:*:*:*:*

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