CVE-2023-1640 IObit Malware Fighter IOCTL ObCallbackProcess.sys 0x222010 denial of service
A local attacker can cause a denial of service in IObit Malware Fighter by exploiting a flaw in the ObCallbackProcess.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-2023-1640?
CVE-2023-1640 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 classified as problematic was found in IObit Malware Fighter 9.4.0.776. This vulnerability affects the function 0x222010 in the library ObCallbackProcess.sys of the component IOCTL Handler. The manipulation leads to denial of service. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-224020.
Weakness: CWE-404
Which versions are affected by CVE-2023-1640?
It affects 1 product.
Products include Iobit Malware Fighter.
How do I fix CVE-2023-1640?
No fix has been published for CVE-2023-1640 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-2023-1640 being exploited?
There is no known exploitation of CVE-2023-1640 in the wild and no public exploit code.
Other vulnerabilities in IObit Malware Fighter
Sources
Also known as GHSA-78f2-3qrf-5phj.