How severe is CVE-2020-25052?

CVE-2020-25052 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-2020-25052 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-25052?

CVE-2020-25052 affects Google Android. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-25052?

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-2020-25052 published?

CVE-2020-25052 was published on 2020-08-31 and last updated on 2026-06-17.

CVE-2020-25052

CVE-2020-25052 is a critical-severity vulnerability in Google Android 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-787.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Google Android
Published: 2020-08-31
Last modified: 2026-06-17

Description

An issue was discovered on Samsung mobile devices with Q(10.0) (exynos9830 chipsets) software. H-Arx allows attackers to execute arbitrary code or cause a denial of service (memory corruption) because indexes are mishandled. The Samsung ID is SVE-2020-17426 (August 2020).

Frequently asked questions

What is CVE-2020-25052?: An issue was discovered on Samsung mobile devices with Q(10.0) (exynos9830 chipsets) software. H-Arx allows attackers to execute arbitrary code or cause a denial of service (memory corruption) because indexes are mishandled. The Samsung ID is SVE-2020-17426 (August 2020).
How severe is CVE-2020-25052?: CVE-2020-25052 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-2020-25052 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-25052?: CVE-2020-25052 affects Google Android. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-25052?: 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-2020-25052 published?: CVE-2020-25052 was published on 2020-08-31 and last updated on 2026-06-17.

References

https://security.samsungmobile.com/securityUpdate.smsb

Affected products (1)

cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*

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