CVE-2020-11307 Memory corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Wearables

Critical 9.8 Published 13 Jul 2021 Updated 4 Aug 2024

A buffer overflow in Qualcomm Snapdragon modem firmware allows attackers to execute arbitrary code or escalate privileges via improper array index checks.

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-2020-11307?

CVE-2020-11307 is a critical memory corruption vulnerability in Qualcomm Apq8009w Firmware, published on 13 Jul 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Buffer overflow in modem due to improper array index check before copying into it in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Wearables

Weakness: CWE-129

Which versions are affected by CVE-2020-11307?

It affects 121 products.

Products include Qualcomm Apq8009w Firmware, Qualcomm Apq8017 Firmware, Qualcomm Apq8053 Firmware, Qualcomm Apq8064au Firmware, Qualcomm Apq8096au Firmware, Qualcomm Aqt1000 Firmware and 115 more.

How do I fix CVE-2020-11307?

No fix has been published for CVE-2020-11307 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2020-11307 being exploited?

There is no known exploitation of CVE-2020-11307 in the wild and no public exploit code.

All Qualcomm Apq8009w Firmware vulnerabilities

Sources

Also known as GHSA-7cpf-7f36-gxj9.