CVE-2022-38155: samsung mtower
CVSS: 7.5v3.1HighModified
Published 11-08-2022Last modified 03-08-2024
Vulnerability summary
CVE-2022-38155 is a high (CVSS 7.5) vulnerability in samsung mtower. EPSS estimates a 1.04% chance of exploitation in the next 30 days, higher than 63.4% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.5/10
010
High · v3.1 (NVD)EPSS score
1.04%
0%100%
Low · +0.02 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Timeline
- 11-08-2022PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
TEE_Malloc in Samsung mTower through 0.3.0 allows a trusted application to achieve Excessive Memory Allocation via a large len value, as demonstrated by a Numaker-PFM-M2351 TEE kernel crash.
CVSS metrics
1 score · 1 source · 1 versionHigh 7.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesSingle source
EPSS trend
Probability
1.04%
Chance of exploitation in the next 30 days
Percentile
63%
Versus all other CVEs
30-day change
+0.02 pp
From 1.02% on 19-09-2026
19-09-202619-10-2026
EPSS score1.04%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundMtower
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Samsung1 product
- mtower≤ 0.3.0
1 vendor · 1 product
References
2 links- github.com/Samsung/mTower/blob/18f4b592a8a973ce5972f4e2658ea0f6e3686284/tee/lib/libutee/tee_api.cX Refsource MISCExploitThird Party Advisory