CVE-2020-0069KEV · OVERDUE

Mediatek Multiple Chipsets Insufficient Input Validation Vulnerability

High · published March 10, 2020

Patch now

Confirmed exploited, and the score agrees

CVSS calls it high at 7.8. It is confirmed in active exploitation. It sits in the 71.7th percentile for exploit probability.

1635
days past CISA
deadline
CVSS v3.1
7.8
EPSS
1%
Percentile
71.7
In the wild
Confirmed
What it is

⚡ A crafty out-of-bounds write in the Mediatek Command Queue driver could allow an attacker to escalate privileges without breaking a sweat! 🔥 Think of it like a restaurant where a waiter can slip into the kitchen and change orders without anyone noticing — there are no barriers to stop them from messing with the menu! If exploited, this vulnerability could allow malicious users to gain elevated privileges on the device, potentially enabling them to take control and perform any number of harmful actions. This means your sensitive data could be at risk, and malicious apps could run rampant!

Put simply

Think of it like a restaurant where a waiter can slip into the kitchen and change orders without anyone noticing — there are no barriers to stop them from messing with the menu! CVE-2020-0069 stems from insufficient input sanitization and missing SELinux restrictions in the ioctl handlers of the Mediatek Command Queue driver. This flaw allows local users to write outside the bounds of allocated memory, leading to privilege escalation.

What to do

If exploited, this vulnerability could allow malicious users to gain elevated privileges on the device, potentially enabling them to take control and perform any number of harmful actions. This means your sensitive data could be at risk, and malicious apps could run rampant! To protect your system, ensure that your Android kernel is updated to the latest version that includes the patch for this flaw. Regularly audit your device for unauthorized applications and maintain SELinux policies to enforce strict access controls. You've got this! Stay vigilant and follow these steps to secure your device. 🛡️

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01370 · 71.7th percentile
Published
2020-03-10T19:56Z
KEV added
2021-11-03 · due 2022-05-03
EPSS history
Timeline
  • 03 NOV 00:00Z
    Added to CISA KEV — remediate by May 3
    kev
  • 10 MAR 19:56Z
    In the ioctl handlers of the Mediatek Command Queue driver, there is a possible out of bounds write due to insufficient input sanitization and missing SELinux…
    cvelistv5