CVE-2024-52923

CVE-2024-52923 is a high-severity vulnerability in Samsung Exynos 9820 Firmware 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-119.

Key facts

Description

An issue was discovered in NRMM in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 9820, 9825, 980, 990, 850, 1080, 2100, 1280, 2200, 1330, 1380, 1480, 2400, 9110, W920, W930, W1000, Modem 5123, Modem 5300, and Modem 5400. Lack of a boundary check during the decoding of DL NAS Transport messages leads to a Denial of Service.

Frequently asked questions

What is CVE-2024-52923?
An issue was discovered in NRMM in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 9820, 9825, 980, 990, 850, 1080, 2100, 1280, 2200, 1330, 1380, 1480, 2400, 9110, W920, W930, W1000, Modem 5123, Modem 5300, and Modem 5400. Lack of a boundary check during the decoding of DL NAS Transport messages leads to a Denial of Service.
How severe is CVE-2024-52923?
CVE-2024-52923 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 none, and availability high.
Is CVE-2024-52923 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-52923?
CVE-2024-52923 primarily affects Samsung Exynos 9820 Firmware. In total, 20 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-52923?
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.
Does CVE-2024-52923 have an EU (EUVD) identifier?
Yes. CVE-2024-52923 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-54235.
When was CVE-2024-52923 published?
CVE-2024-52923 was published on 2025-03-06 and last updated on 2026-06-17.

References

Affected products (20)

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