CVE-2017-18308 Missing authorization in Snapdragon Mobile, Snapdragon Wear

High 7.8 Published 26 Oct 2018 Updated 5 Aug 2024

Attackers can access and modify modem segments after authentication due to improper access controls in Qualcomm Snapdragon firmware.

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-2017-18308?

CVE-2017-18308 is a high-severity missing authorization vulnerability in Qualcomm Mdm9607 Firmware, published on 26 Oct 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Modem segments are unlocked after authentication, leaving modem segments open to all in Snapdragon Mobile, Snapdragon Wear in version MDM9607, MSM8909W, SD 210/SD 212/SD 205, SD 425, SD 430

Which versions are affected by CVE-2017-18308?

It affects 7 products.

Products include Qualcomm Mdm9607 Firmware, Qualcomm Msm8909w Firmware, Qualcomm Sd 205 Firmware, Qualcomm Sd 210 Firmware, Qualcomm Sd 212 Firmware, Qualcomm Sd 425 Firmware and 1 more.

How do I fix CVE-2017-18308?

No fix has been published for CVE-2017-18308 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2017-18308 being exploited?

There is no known exploitation of CVE-2017-18308 in the wild and no public exploit code.

All Qualcomm Mdm9607 Firmware vulnerabilities

Sources

Also known as GHSA-445j-hjgc-x696.