CVE-2022-47631 Race condition in n/a

High 7.8 Published Updated

Local attackers can escalate privileges to administrative level by exploiting a race condition in the Razer Synapse service installation process.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2022-47631?

CVE-2022-47631 is a high-severity vulnerability in n/a, published on 14 Sep 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Razer Synapse through 3.7.1209.121307 allows privilege escalation due to an unsafe installation path and improper privilege management. Attackers can place DLLs into %PROGRAMDATA%\Razer\Synapse3\Service\bin if they do so before the service is installed and if they deny write access for the SYSTEM user. Although the service will not start if it detects malicious DLLs in this directory, attackers can exploit a race condition and replace a valid DLL (i.e., a copy of a legitimate Razer DLL) with a malicious DLL after the service has already checked the file. As a result, local Windows users can abuse the Razer driver installer to obtain administrative privileges on Windows.

Weakness: CWE-367

Which versions are affected by CVE-2022-47631?

It affects 1 product.

Products include Razer Synapse.

How do I fix CVE-2022-47631?

No fix has been published for CVE-2022-47631 yet. Limit exposure of the affected software until one is available.

Is CVE-2022-47631 being exploited?

There is no known exploitation of CVE-2022-47631 in the wild and no public exploit code.

Sources

Also known as GHSA-5q3q-p4gq-p4rp.

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