Vulnerability · Published Sep 16, 2022 · Assigned by mitre
CVE-2022-40760
High 7.5
In plain English
A high-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 73% of all known vulnerabilities).
Severity (CVSS NVD)7.5High
Exploit odds (30 days)1.4%top 27.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
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 (DoS) by invoking the function TEE_MACUpdate with an excessive size value of chunkSize.
Affected products (as reported)
References
- https://github.com/Samsung/mTower/issues/81 x_refsource_MISC
- https://github.com/Samsung/mTower/blob/efd36709306a9afcca5b4782499d01be0c7a02a5/tee/lib/libutee/tee_api_operations.c#L1188 x_refsource_MISC
- https://github.com/Samsung/mTower/blob/efd36709306a9afcca5b4782499d01be0c7a02a5/crypto/libtomcrypt/include/tomcrypt_hash.h#L397 x_refsource_MISC