CVE-2017-18173 Integer overflow in Snapdragon Mobile

High 7.8 Published Updated

An integer underflow in Qualcomm Snapdragon Mobile verified boot allows attackers to potentially execute code or escalate privileges via a malicious signature.

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-2017-18173?

CVE-2017-18173 is a high-severity vulnerability in Qualcomm Sd 425 Firmware, published on 6 May 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In case of using an invalid android verified boot signature with very large length, an integer underflow occurs in Snapdragon Mobile in SD 425, SD 427, SD 430, SD 435, SD 450, SD 625, SD 810, SD 820, SD 835, SDM630, SDM636, SDM660, Snapdragon_High_Med_2016.

Weakness: CWE-190

Which versions are affected by CVE-2017-18173?

It affects 13 products.

Products include Qualcomm Sd 425 Firmware, Qualcomm Sd 427 Firmware, Qualcomm Sd 430 Firmware, Qualcomm Sd 435 Firmware, Qualcomm Sd 450 Firmware, Qualcomm Sd 625 Firmware and 7 more.

How do I fix CVE-2017-18173?

No fix has been published for CVE-2017-18173 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-18173 being exploited?

There is no known exploitation of CVE-2017-18173 in the wild and no public exploit code.

All Qualcomm Sd 425 Firmware vulnerabilities

Sources

Also known as GHSA-76c4-v6jr-cw4h.

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