High severity · published Sep 1, 2022
CVE-2022-36621
Samsung Electronics mTower v0.3.0 and earlier was discovered to contain a NULL pointer dereference via the function TEE_AllocateTransientObject
7.5
CVSS
1.4%
EPSS
No
On KEV
Description
Samsung Electronics mTower v0.3.0 and earlier was discovered to contain a NULL pointer dereference via the function TEE_AllocateTransientObject.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 72% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MT
Mtower · Samsung
through 0.3.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-36621
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-36621
Third Party Advisory
https://github.com/Samsung/mTower
Third Party Advisory
https://github.com/Samsung/mTower/blob/18f4b592a8a973ce5972f4e2658ea0f6e3686284/tee/lib/libutee/tee_api_objects.c#L223
Not Applicable
https://security.samsungmobile.com/securityUpdate.smsb
More from Mtower
7.8
CVE-2022-35858
The TEE_PopulateTransientObject and __utee_from_attr functions in Samsung mTower 0.3.0 allow a trusted application to trigger a memory overwrite, denial of service, and…
7.5
CVE-2022-40762
A Memory Allocation with Excessive Size Value vulnerablity in the TEE_Realloc function in Samsung mTower through 0.3.0 allows a trusted application to trigger a Denial of Service…
7.5
CVE-2022-40761
The function tee_obj_free in Samsung mTower through 0.3.0 allows a trusted application to trigger a Denial of Service (DoS) by invoking the function TEE_AllocateOperation with a…
7.5
CVE-2022-40760
A Buffer Access with Incorrect Length Value vulnerablity in the TEE_MACUpdate function in Samsung mTower through 0.3.0 allows a trusted application to trigger a Denial of Service…
7.5
CVE-2022-40759
A NULL pointer dereference issue in the TEE_MACCompareFinal function in Samsung mTower through 0.3.0 allows a trusted application to trigger a Denial of Service (DoS) by invoking…