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CVE-2022-39829

Date: September 4, 2022

There is a NULL pointer dereference in aes256_encrypt in Samsung mTower through 0.3.0 due to a missing check on the return value of EVP_CIPHER_CTX_new.

Language: C

Severity Score

Related Resources (5)

https://github.com/Samsung/mTower/issues/75
https://nvd.nist.gov/vuln/detail/CVE-2022-39829
https://github.com/Samsung/mTower/blob/18f4b592a8a973ce5972f4e2658ea0f6e3686284/tools/ecdsa_keygen.c#L135
https://www.openssl.org/docs/manmaster/man3/EVP_CIPHER_CTX_new.html
https://www.mend.io/vulnerability-database/CVE-2022-39829

Severity Score

Weakness Type (CWE)

NULL Pointer Dereference

CWE-476

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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