CVE-2017-18317 Security feature bypass in Snapdragon Automobile, Snapdragon Mobile

High 7.8 Published Updated

Attackers can bypass SIM lock and kill restrictions in Qualcomm Snapdragon firmware by manipulating deactivation sequences, compromising device security controls.

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-2017-18317?

CVE-2017-18317 is a high-severity vulnerability in Qualcomm Msm8996au Firmware, published on 28 Nov 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Restrictions related to the modem (sim lock, sim kill) can be bypassed by manipulating the system to issue a deactivation flow sequence in Snapdragon Automobile, Snapdragon Mobile in versions MSM8996AU,SD 410/12,SD 820,SD 820A.

Weakness: CWE-20

Which versions are affected by CVE-2017-18317?

It affects 5 products.

Products include Qualcomm Msm8996au Firmware, Qualcomm Sd 410 Firmware, Qualcomm Sd 412 Firmware, Qualcomm Sd 820 Firmware, Qualcomm Sd 820a Firmware.

How do I fix CVE-2017-18317?

No fix has been published for CVE-2017-18317 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-18317 being exploited?

There is no known exploitation of CVE-2017-18317 in the wild and no public exploit code.

All Qualcomm Msm8996au Firmware vulnerabilities

Sources

Also known as GHSA-v3r9-mcp3-55j9.

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