Some Samsung devices include the SIMalliance Toolbox Browser (aka S@T Browser) on the UICC, which might allow remote attackers to retrieve location and IMEI information, or retrieve other data or execute certain commands, via SIM Toolkit (STK) instructions in an SMS message, aka Simjacker.
Published 2019-09-12 13:15:10
Updated 2020-08-24 17:37:01
Source MITRE
View at NVD,   CVE.org

Products affected by CVE-2019-16256

CVE-2019-16256 is in the CISA Known Exploited Vulnerabilities Catalog

CISA vulnerability name:
SIMalliance Toolbox Browser Command Injection Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA description:
SIMalliance Toolbox Browser contains an command injection vulnerability that could allow remote attackers to retrieve location and IMEI information or execute a range of other attacks by modifying the attack message.
Notes:
https://nvd.nist.gov/vuln/detail/CVE-2019-16256
Added on 2021-11-03 Action due date 2022-05-03

Exploit prediction scoring system (EPSS) score for CVE-2019-16256

4.42%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 91 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2019-16256

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.5
HIGH AV:N/AC:L/Au:N/C:P/I:P/A:P
10.0
6.4
NIST
9.8
CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.9
5.9
NIST

References for CVE-2019-16256

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