CVE-2020-10234 Null dereference in n/a

Medium 6.5 Published Updated

An unprivileged user can cause a system crash by sending a specific IOCTL to the IObit Advanced SystemCare kernel driver.

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

What is CVE-2020-10234?

CVE-2020-10234 is a medium-severity vulnerability in n/a, published on 5 Feb 2021. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The AscRegistryFilter.sys kernel driver in IObit Advanced SystemCare 13.2 allows an unprivileged user to send an IOCTL to the device driver. If the user provides a NULL entry for the dwIoControlCode parameter, a kernel panic (aka BSOD) follows. The IOCTL codes can be found in the dispatch function: 0x8001E000, 0x8001E004, 0x8001E008, 0x8001E00C, 0x8001E010, 0x8001E014, 0x8001E020, 0x8001E024, 0x8001E040, 0x8001E044, and 0x8001E048. \DosDevices\AscRegistryFilter and \Device\AscRegistryFilter are affected.

Which versions are affected by CVE-2020-10234?

It affects 1 product.

Products include Iobit Advanced Systemcare.

How do I fix CVE-2020-10234?

No fix has been published for CVE-2020-10234 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-10234 being exploited?

There is no known exploitation of CVE-2020-10234 in the wild and no public exploit code.

Sources

Also known as GHSA-pr3w-2ff8-48mm.

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