What is CVE-2022-39829?

CVE-2022-39829 is a high-severity vulnerability in Samsung Mtower, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2022-09-05.

How severe is CVE-2022-39829?

High severity. CVSS v3 base score is 7.5 out of 10.

NULL pointer dereference in Samsung Mtower

CVE-2022-39829

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.

Published 2022-09-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.013 (70.3th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 70.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.013 · change: +0.003

Affected products

Samsung Mtower

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

www.openssl.org/docs/manmaster/man3/EVP_CIPHER_CTX_new.html (Third Party Advisory)
github.com/Samsung/mTower/issues/75 (Exploit, Third Party Advisory, Issue Tracking)
github.com/Samsung/mTower/blob/18f4b592a8a973ce5972f4e2658ea0f6e3686284/tools/e… (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-39829?: CVE-2022-39829 is a high-severity vulnerability in Samsung Mtower, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2022-09-05.
How severe is CVE-2022-39829?: High severity. CVSS v3 base score is 7.5 out of 10.