How severe is CVE-2019-9977?

CVE-2019-9977 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-9977 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-9977?

CVE-2019-9977 affects Tesla Model 3 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-9977?

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-2019-9977 published?

CVE-2019-9977 was published on 2019-03-24 and last updated on 2026-06-17.

CVE-2019-9977

CVE-2019-9977 is a high-severity vulnerability in Tesla Model 3 Firmware with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Tesla Model 3 Firmware
Published: 2019-03-24
Last modified: 2026-06-17

Description

The renderer process in the entertainment system on Tesla Model 3 vehicles mishandles JIT compilation, which allows attackers to trigger firmware code execution, and display a crafted message to vehicle occupants.

Frequently asked questions

What is CVE-2019-9977?: The renderer process in the entertainment system on Tesla Model 3 vehicles mishandles JIT compilation, which allows attackers to trigger firmware code execution, and display a crafted message to vehicle occupants.
How severe is CVE-2019-9977?: CVE-2019-9977 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-9977 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-9977?: CVE-2019-9977 affects Tesla Model 3 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-9977?: 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-2019-9977 published?: CVE-2019-9977 was published on 2019-03-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:tesla:model_3_firmware:-:*:*:*:*:*:*:*

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