How severe is CVE-2023-48424?

CVE-2023-48424 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-2023-48424 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-48424?

CVE-2023-48424 affects Google Chromecast Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-48424?

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-2023-48424 published?

CVE-2023-48424 was published on 2023-12-11 and last updated on 2026-06-17.

CVE-2023-48424

CVE-2023-48424 is a critical-severity vulnerability in Google Chromecast Firmware 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.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Google Chromecast Firmware
Published: 2023-12-11
Last modified: 2026-06-17

Description

U-Boot shell vulnerability resulting in Privilege escalation in a production device

Frequently asked questions

What is CVE-2023-48424?: U-Boot shell vulnerability resulting in Privilege escalation in a production device
How severe is CVE-2023-48424?: CVE-2023-48424 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-2023-48424 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-48424?: CVE-2023-48424 affects Google Chromecast Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-48424?: 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-2023-48424 published?: CVE-2023-48424 was published on 2023-12-11 and last updated on 2026-06-17.

References

https://source.android.com/docs/security/bulletin/chromecast/2023-12-01

Affected products (1)

cpe:2.3:o:google:chromecast_firmware:*:*:*:*:*:*:*:*

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