How severe is CVE-2018-21075?

CVE-2018-21075 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-2018-21075 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-21075?

CVE-2018-21075 primarily affects Google Android. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-21075?

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-2018-21075 published?

CVE-2018-21075 was published on 2020-04-08 and last updated on 2026-06-17.

CVE-2018-21075

CVE-2018-21075 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.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Google Android
Published: 2020-04-08
Last modified: 2026-06-17

Description

An issue was discovered on Samsung mobile devices with N(7.x) and O(8.x) software. The Call+ application can load classes from an unintended path, leading to Code Execution. The Samsung ID is SVE-2017-10886 (April 2018).

Frequently asked questions

What is CVE-2018-21075?: An issue was discovered on Samsung mobile devices with N(7.x) and O(8.x) software. The Call+ application can load classes from an unintended path, leading to Code Execution. The Samsung ID is SVE-2017-10886 (April 2018).
How severe is CVE-2018-21075?: CVE-2018-21075 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-2018-21075 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-21075?: CVE-2018-21075 primarily affects Google Android. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-21075?: 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-2018-21075 published?: CVE-2018-21075 was published on 2020-04-08 and last updated on 2026-06-17.

References

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

Affected products (6)

cpe:2.3:o:google:android:7.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:7.1.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:7.1.1:*:*:*:*:*:*:*
cpe:2.3:o:google:android:7.1.2:*:*:*:*:*:*:*
cpe:2.3:o:google:android:8.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:8.1:*:*:*:*:*:*:*

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