How severe is CVE-2025-23103?

CVE-2025-23103 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability low.

Is CVE-2025-23103 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-2025-23103?

CVE-2025-23103 primarily affects Samsung Exynos 1480 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-23103?

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-2025-23103 have an EU (EUVD) identifier?

Yes. CVE-2025-23103 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16752.

When was CVE-2025-23103 published?

CVE-2025-23103 was published on 2025-06-03 and last updated on 2026-06-17.

CVE-2025-23103

CVE-2025-23103 is a high-severity vulnerability in Samsung Exynos 1480 Firmware with a CVSS 3.x base score of 8.6. 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 8.6)
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-16752
Weakness: CWE-787
Affected product: Samsung Exynos 1480 Firmware
Published: 2025-06-03
Last modified: 2026-06-17

Description

An issue was discovered in Samsung Mobile Processor Exynos 1480 and 2400. The lack of a length check leads to out-of-bounds writes.

Frequently asked questions

What is CVE-2025-23103?: An issue was discovered in Samsung Mobile Processor Exynos 1480 and 2400. The lack of a length check leads to out-of-bounds writes.
How severe is CVE-2025-23103?: CVE-2025-23103 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability low.
Is CVE-2025-23103 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-2025-23103?: CVE-2025-23103 primarily affects Samsung Exynos 1480 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-23103?: 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-2025-23103 have an EU (EUVD) identifier?: Yes. CVE-2025-23103 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16752.
When was CVE-2025-23103 published?: CVE-2025-23103 was published on 2025-06-03 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:samsung:exynos_1480_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_2400_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Samsung Exynos 1480 Firmware

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CVE-2025-52910 — Critical (CVSS 9.8): An issue was discovered in the GPU in Samsung Mobile Processor and Wearable Processor Exynos 1280, 2200, 1330, 1380,…
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