Vulnerability Details : CVE-2022-35858
Potential exploit
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.
Vulnerability category: Denial of serviceInformation leak
Products affected by CVE-2022-35858
- cpe:2.3:a:samsung:mtower:0.3.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-35858
0.03%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-35858
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2022-35858
-
The product does not sufficiently track and release allocated memory after it has been used, making the memory unavailable for reallocation and reuse.Assigned by: nvd@nist.gov (Primary)
References for CVE-2022-35858
-
https://github.com/Samsung/mTower/blob/18f4b592a8a973ce5972f4e2658ea0f6e3686284/tee/lib/libutee/tee_api_objects.c#L283
mTower/tee/lib/libutee/tee_api_objects.c at 18f4b592a8a973ce5972f4e2658ea0f6e3686284 · Samsung/mTower · GitHubExploit;Third Party Advisory
-
https://github.com/Samsung/mTower/issues/71
Security: Memory Leak in the function TEE_PopulateTransientObject · Issue #71 · Samsung/mTower · GitHubThird Party Advisory
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