Critical severity · published Apr 8, 2020
CVE-2018-21051
An issue was discovered on Samsung mobile devices with N(7.x) and O(8.x) (Exynos chipsets) software
9.8
CVSS
0.9%
EPSS
No
On KEV
Description
An issue was discovered on Samsung mobile devices with N(7.x) and O(8.x) (Exynos chipsets) software. There is an invalid free in the fingerprint Trustlet, leading to arbitrary code execution. The Samsung ID is SVE-2018-12853 (October 2018).
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 58% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AN
Android · Google
7.0; 7.1.0; 7.1.1; 7.1.2; 8.0; 8.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-21051
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-21051
Vendor Advisory
https://security.samsungmobile.com/securityUpdate.smsb
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