Critical severity · published Jul 8, 2021
CVE-2021-25436
Improper input validation vulnerability in Tizen FOTA service prior to Firmware update JUL-2021 Release allows arbitrary code execution via Samsung Accessory Protocol
9.8
CVSS
1.6%
EPSS
No
On KEV
Description
Improper input validation vulnerability in Tizen FOTA service prior to Firmware update JUL-2021 Release allows arbitrary code execution via Samsung Accessory Protocol.
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)1.6% · higher than 76% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TI
Tizen · Linux
before 5.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-25436
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-25436
Vendor Advisory
https://security.samsungmobile.com/serviceWeb.smsb?year=2021&month=7
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