CVE-2022-39829

Public Exploit

Description

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.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.09%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory openssl.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.openssl.org/docs/manmaster/man3/EVP_CIPHER_CTX_new.html third party advisory
https://github.com/Samsung/mTower/issues/75 issue tracking exploit third party advisory
https://github.com/Samsung/mTower/blob/18f4b592a8a973ce5972f4e2658ea0f6e3686284/tools/ecdsa_keygen.c#L135 third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2022-39829?
CVE-2022-39829 has been scored as a high severity vulnerability.
How to fix CVE-2022-39829?
To fix CVE-2022-39829, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-39829 being actively exploited in the wild?
It is possible that CVE-2022-39829 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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