CVE-2021-35113 Auth bypass in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables

High 7.3 Published 2 Sep 2022 Updated 4 Aug 2024

Attackers can bypass authentication in Qualcomm Snapdragon firmware due to improper signature verification order, affecting multiple device categories.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2021-35113?

CVE-2021-35113 is a high-severity authentication bypass vulnerability in Qualcomm Aqt1000 Firmware, published on 2 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Possible authentication bypass due to improper order of signature verification and hashing in the signature verification call in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables

Weakness: CWE-347

Which versions are affected by CVE-2021-35113?

It affects 48 products.

Products include Qualcomm Aqt1000 Firmware, Qualcomm Csrb31024 Firmware, Qualcomm Qca6174a Firmware, Qualcomm Qca6310 Firmware, Qualcomm Qca6335 Firmware, Qualcomm Qca6420 Firmware and 42 more.

How do I fix CVE-2021-35113?

No fix has been published for CVE-2021-35113 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2021-35113 being exploited?

There is no known exploitation of CVE-2021-35113 in the wild and no public exploit code.

All Qualcomm Aqt1000 Firmware vulnerabilities

Sources

Also known as GHSA-73v4-jjr8-v4cq.