CVE-2023-1638 IObit Malware Fighter IOCTL ImfRegistryFilter.sys 0x8001E040 denial of service
A local attacker can cause a denial of service in IObit Malware Fighter by exploiting a flaw in the ImfRegistryFilter.sys driver's IOCTL handler.
- 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-2023-1638?
CVE-2023-1638 is a medium-severity denial of service vulnerability in IObit Malware Fighter, published on 26 Mar 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability was found in IObit Malware Fighter 9.4.0.776. It has been rated as problematic. Affected by this issue is the function 0x8001E024/0x8001E040 in the library ImfRegistryFilter.sys of the component IOCTL Handler. The manipulation leads to denial of service. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. VDB-224018 is the identifier assigned to this vulnerability.
Weakness: CWE-404
Which versions are affected by CVE-2023-1638?
It affects 1 product.
Products include Iobit Malware Fighter.
How do I fix CVE-2023-1638?
No fix has been published for CVE-2023-1638 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2023-1638 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-1638 exists.
Other vulnerabilities in IObit Malware Fighter
Sources
Also known as GHSA-pfh9-c8wm-gp2p.