CVE-2022-46505 Weak cryptography in n/a

High 7.5 Published Updated

An attacker can decrypt secret data due to improper SessionID validation leading to the use of an all-zero MasterSecret in MatrixSSL.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2022-46505?

CVE-2022-46505 is a high-severity vulnerability in n/a, published on 18 Jan 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue in MatrixSSL 4.5.1-open and earlier leads to failure to securely check the SessionID field, resulting in the misuse of an all-zero MasterSecret that can decrypt secret data.

Weakness: CWE-665

Which versions are affected by CVE-2022-46505?

It affects 1 product.

Products include Matrixssl Matrixssl.

How do I fix CVE-2022-46505?

No fix has been published for CVE-2022-46505 yet. Limit exposure of the affected software until one is available.

Is CVE-2022-46505 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-46505 exists.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-682w-9rvw-qw43.

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