CVE-2020-25054
CVE-2020-25054 is a critical-severity vulnerability in Samsung Exynos with a CVSS 3.x base score of 9.1. 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-125.
Key facts
- Severity: Critical (CVSS 3.x base score 9.1)
- CVSS v2: 6.4
- EPSS exploit prediction: 1% (65th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-125
- Affected product: Samsung Exynos
- Published:
- Last modified:
Description
An issue was discovered on Samsung mobile devices with software through 2020-04-02 (Exynos modem chipsets). There is a heap-based buffer over-read in the Shannon baseband. The Samsung ID is SVE-2020-17239 (August 2020).
Frequently asked questions
- What is CVE-2020-25054?
- An issue was discovered on Samsung mobile devices with software through 2020-04-02 (Exynos modem chipsets). There is a heap-based buffer over-read in the Shannon baseband. The Samsung ID is SVE-2020-17239 (August 2020).
- How severe is CVE-2020-25054?
- CVE-2020-25054 has a CVSS 3.x base score of 9.1, 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 none, and availability high.
- Is CVE-2020-25054 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-25054?
- CVE-2020-25054 affects Samsung Exynos. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-25054?
- 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-2020-25054 published?
- CVE-2020-25054 was published on 2020-08-31 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:h:samsung:exynos:-:*:*:*:*:*:*:*
More vulnerabilities in Samsung Exynos
- CVE-2020-10835 — Critical (CVSS 9.8): An issue was discovered on Samsung mobile devices with any (before February 2020 for Exynos modem chipsets) software.…
- CVE-2023-21517 — High (CVSS 8.8): Heap out-of-bound write vulnerability in Exynos baseband prior to SMR Jun-2023 Release 1 allows remote attacker to…
- CVE-2023-21467 — Medium (CVSS 4.6): Error in 3GPP specification implementation in Exynos baseband prior to SMR Apr-2023 Release 1 allows incorrect handling…
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