CVE-2021-1933

UE assertion is possible due to improper validation of invite message with SDP body in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon…

Critical · published September 9, 2021

CVSS v3.1
9.8
EPSS
1%
Percentile
56.0
In the wild
Unconfirmed
What it is

🚨 Improper validation in the invite message could lead to a UE assertion, leaving your Snapdragon devices wide open for chaos! 🔥 Think of it as a poorly managed guest list at an exclusive party where anyone can walk in without a proper check, potentially leading to unexpected surprises on the dance floor! An attacker could exploit this loophole to cause a device crash or malfunction, ultimately disrupting critical operations. Imagine a fleet of connected vehicles suddenly losing their communication capabilities, creating a scenario that's as messy as a party with uninvited guests!

Put simply

Think of it as a poorly managed guest list at an exclusive party where anyone can walk in without a proper check, potentially leading to unexpected surprises on the dance floor! This vulnerability arises from improper validation of the SDP (Session Description Protocol) body in invite messages, affecting multiple Snapdragon platforms including Auto, Compute, and Wearables.

What to do

An attacker could exploit this loophole to cause a device crash or malfunction, ultimately disrupting critical operations. Imagine a fleet of connected vehicles suddenly losing their communication capabilities, creating a scenario that's as messy as a party with uninvited guests! To safeguard against this vulnerability, ensure that your Snapdragon devices are updated to the latest firmware that addresses CVE-2021-1933. Regularly check for updates and consider implementing additional validation measures for invite messages. You've got this! Stay vigilant and keep your devices secure, and you'll be a security hero in no time! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00796 · 56.0th percentile
Published
2021-09-09T07:35Z
EPSS history
Timeline
  • 09 SEP 07:35Z
    UE assertion is possible due to improper validation of invite message with SDP body in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon…
    cvelistv5