CVE-2022-35858 — HIGH (7.8)

Vulnerability Description

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 information disclosure by invoking the function TEE_PopulateTransientObject with a large number in the parameter attrCount.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Samsung	Mtower	0.3.0

Related Weaknesses (CWE)

CWE-401

References

https://github.com/Samsung/mTower/blob/18f4b592a8a973ce5972f4e2658ea0f6e3686284/ExploitThird Party Advisory
https://github.com/Samsung/mTower/issues/71Third Party Advisory
https://github.com/Samsung/mTower/blob/18f4b592a8a973ce5972f4e2658ea0f6e3686284/ExploitThird Party Advisory
https://github.com/Samsung/mTower/issues/71Third Party Advisory

FAQ

What is CVE-2022-35858?

CVE-2022-35858 is a vulnerability with a CVSS score of 7.8 (HIGH). 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 information disclosure by invok...

How severe is CVE-2022-35858?

CVE-2022-35858 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-35858?

Check the references section above for vendor advisories and patch information. Affected products include: Samsung Mtower.