CVE-2020-3679 Security feature bypass in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking

Medium 5.5 Published 9 Sep 2020 Updated 4 Aug 2024

An attacker can bypass ASLR protections in Qualcomm Snapdragon firmware because code segments remain mapped at known addresses.

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

What is CVE-2020-3679?

CVE-2020-3679 is a medium-severity vulnerability in Qualcomm Kamorta Firmware, published on 9 Sep 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

u'During execution after Address Space Layout Randomization is turned on for QTEE, part of code is still mapped at known address including code segments' in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking in Bitra, Kamorta, Nicobar, QCS404, QCS610, Rennell, SA6155P, SA8155P, Saipan, SC7180, SC8180X, SDX55, SM6150, SM7150, SM8150, SM8250, SXR2130

Which versions are affected by CVE-2020-3679?

It affects 17 products.

Products include Qualcomm Bitra Firmware, Qualcomm Kamorta Firmware, Qualcomm Nicobar Firmware, Qualcomm Qcs404 Firmware, Qualcomm Qcs610 Firmware, Qualcomm Rennell Firmware and 11 more.

How do I fix CVE-2020-3679?

No fix has been published for CVE-2020-3679 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-3679 being exploited?

There is no known exploitation of CVE-2020-3679 in the wild and no public exploit code.

All Qualcomm Kamorta Firmware vulnerabilities

Sources

Also known as GHSA-4vw6-7m58-5hqv.