CVE-2020-8330 Denial of service in Printer LJ4010DN
A remote attacker can cause a denial of service on Lenovo LJ4010DN printers by sending crafted packets, requiring a reboot to restore functionality.
- 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-2020-8330?
CVE-2020-8330 is a medium-severity denial of service vulnerability in Lenovo Printer LJ4010DN, published on 28 May 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A denial of service vulnerability was reported in the firmware prior to version 1.01 used in Lenovo Printer LJ4010DN that could be triggered by a remote user sending a crafted packet to the device, preventing subsequent print jobs until the printer is rebooted.
Which versions are affected by CVE-2020-8330?
It affects 3 products.
Products include Lenovo Lj4010dn Firmware, Lenovo Lj6700dn Firmware, Lenovo M8960dnf Firmware.
How do I fix CVE-2020-8330?
No fix has been published for CVE-2020-8330 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-2020-8330 being exploited?
There is no known exploitation of CVE-2020-8330 in the wild and no public exploit code.
Other vulnerabilities in Lenovo Printer LJ4010DN
Sources
Also known as GHSA-3gcp-ghxf-55qh.