How severe is CVE-2023-48417?

CVE-2023-48417 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-2023-48417 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-48417?

CVE-2023-48417 affects Google Chromecast Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-48417?

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-2023-48417 published?

CVE-2023-48417 was published on 2023-12-11 and last updated on 2026-06-17.

CVE-2023-48417

CVE-2023-48417 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. The underlying weakness is classified as CWE-862.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Affected product: Google Chromecast Firmware
Published: 2023-12-11
Last modified: 2026-06-17

Description

Missing Permission checks resulting in unauthorized access and Manipulation in KeyChainActivity Application

Frequently asked questions

What is CVE-2023-48417?: Missing Permission checks resulting in unauthorized access and Manipulation in KeyChainActivity Application
How severe is CVE-2023-48417?: CVE-2023-48417 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-2023-48417 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-48417?: CVE-2023-48417 affects Google Chromecast Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-48417?: 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-2023-48417 published?: CVE-2023-48417 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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