CVE-2024-39890
CVE-2024-39890 is a high-severity vulnerability in Samsung Exynos Modem 5123 Firmware with a CVSS 3.x base score of 8.1. 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-787.
Key facts
- Severity: High (CVSS 3.x base score 8.1)
- EPSS exploit prediction: 0% (33rd percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-38340
- Weakness: CWE-787
- Affected product: Samsung Exynos Modem 5123 Firmware
- Published:
- Last modified:
Description
An issue was discovered 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. The baseband software does not properly check the length specified by the CC (Call Control). This can lead to an Out-of-Bounds write.
Frequently asked questions
- What is CVE-2024-39890?
- An issue was discovered 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. The baseband software does not properly check the length specified by the CC (Call Control). This can lead to an Out-of-Bounds write.
- How severe is CVE-2024-39890?
- CVE-2024-39890 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2024-39890 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2024-39890?
- CVE-2024-39890 primarily affects Samsung Exynos Modem 5123 Firmware. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2024-39890?
- 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-2024-39890 have an EU (EUVD) identifier?
- Yes. CVE-2024-39890 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38340.
- When was CVE-2024-39890 published?
- CVE-2024-39890 was published on 2024-12-02 and last updated on 2026-06-17.
References
Affected products (19)
- cpe:2.3:o:samsung:exynos_modem_5123_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_modem_5300_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_9820_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_9825_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_980_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_990_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_850_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_1080_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_2100_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_1280_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_2200_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_1330_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_1380_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_1480_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_2400_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_9110_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_w920_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_w930_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_w1000_firmware:-:*:*:*:*:*:*:*
More vulnerabilities in Samsung Exynos Modem 5123 Firmware
- CVE-2025-54328 — Critical (CVSS 10.0): An issue was discovered in SMS in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 980, 990, 850, 1080,…
- CVE-2025-62818 — Critical (CVSS 9.8): An issue was discovered in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 980, 990, 850, 1080, 2100,…
- CVE-2025-58349 — Critical (CVSS 9.1): An issue was discovered in L2 in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 980, 990, 850, 1080,…
- CVE-2025-27891 — Critical (CVSS 9.1): An issue was discovered in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 980, 990, 850, 1080, 2100,…
- CVE-2023-26496 — High (CVSS 8.6): An issue was discovered in Samsung Baseband Modem Chipset for Exynos Modem 5123, Exynos Modem 5300, Exynos 980, Exynos…
- CVE-2023-26498 — High (CVSS 8.6): An issue was discovered in Samsung Baseband Modem Chipset for Exynos Modem 5123, Exynos Modem 5300, Exynos 980, Exynos…
All CVEs affecting Samsung Exynos Modem 5123 Firmware →
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