CVE-2021-1933 Denial of service in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Wearables

Critical 9.8 Published 9 Sep 2021 Updated 3 Aug 2024

Attackers can cause a denial of service via improper validation of SDP bodies in invite messages on Qualcomm Snapdragon devices.

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-2021-1933?

CVE-2021-1933 is a critical denial of service vulnerability in Qualcomm Apq8017 Firmware, published on 9 Sep 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

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

Weakness: CWE-129

Which versions are affected by CVE-2021-1933?

It affects 81 products.

Products include Qualcomm Apq8017 Firmware, Qualcomm Apq8053 Firmware, Qualcomm Aqt1000 Firmware, Qualcomm Csrb31024 Firmware, Qualcomm Msm8917 Firmware, Qualcomm Msm8920 Firmware and 75 more.

How do I fix CVE-2021-1933?

No fix has been published for CVE-2021-1933 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-2021-1933 being exploited?

There is no known exploitation of CVE-2021-1933 in the wild and no public exploit code.

All Qualcomm Apq8017 Firmware vulnerabilities

Sources

Also known as GHSA-rqjw-5w3g-3rjv.