CVE-2020-11261KEV · OVERDUE

Qualcomm Multiple Chipsets Improper Input Validation Vulnerability

High · published June 9, 2021

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 75.7th percentile for exploit probability.

1606
days past CISA
deadline
CVSS v3.1
7.8
EPSS
2%
Percentile
75.7
In the wild
Confirmed
What it is

⚡ A memory allocation request gone wild could cause major havoc! This vulnerability in Snapdragon components allows for memory corruption due to improper error checks. 🚨 Think of it like a restaurant where a customer orders an impossibly large meal that the kitchen just can't handle — instead of serving food, it causes chaos! This vulnerability messes with memory, leaving systems vulnerable and unstable. An attacker could exploit this flaw to crash applications or even worse, gain control over the system, leading to unauthorized access and data breaches. This could be absolutely devastating, particularly for devices relying on Snapdragon technology.

Put simply

Think of it like a restaurant where a customer orders an impossibly large meal that the kitchen just can't handle — instead of serving food, it causes chaos! This vulnerability messes with memory, leaving systems vulnerable and unstable. CVE-2020-11261 stems from the failure to properly handle requests for massive memory allocations in various Snapdragon platforms, leading to potential memory corruption.

What to do

An attacker could exploit this flaw to crash applications or even worse, gain control over the system, leading to unauthorized access and data breaches. This could be absolutely devastating, particularly for devices relying on Snapdragon technology. Immediate action is needed! Ensure your systems are updated to the latest patches provided by the manufacturer. Monitor your applications for unusual behavior and consider implementing additional security measures to mitigate risks. You've got this! Stay proactive, and with these steps, you'll harden your defenses in no time. 🛡️

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
0.01604 · 75.7th percentile
Published
2021-06-09T05:00Z
KEV added
2021-12-01 · due 2022-06-01
EPSS history
Timeline
  • 01 DEC 00:00Z
    Added to CISA KEV — remediate by Jun 1
    kev
  • 09 JUN 05:00Z
    Memory corruption due to improper check to return error when user application requests memory allocation of a huge size in Snapdragon Auto, Snapdragon Compute…
    cvelistv5