CVE-2017-3749 Privilege escalation in Lenovo Vibe and Lenovo China-only Moto Mobile Phones

What is CVE-2017-3749?

CVE-2017-3749 is a medium-severity vulnerability in Google Android, published on 29 Jun 2017. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

On Lenovo VIBE mobile phones, the Idea Friend Android application allows private data to be backed up and restored via Android Debug Bridge, which allows tampering leading to privilege escalation in conjunction with CVE-2017-3748 and CVE-2017-3750.

Which versions are affected by CVE-2017-3749?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2017-3749?

No fix has been published for CVE-2017-3749 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-3749 being exploited?

There is no known exploitation of CVE-2017-3749 in the wild and no public exploit code.

Other vulnerabilities in Google Android

• CVE-2026-58704 Google Pixel Improper Authorization Exploited High 8.8
• CVE-2025-48543 Android Runtime Use-After-Free Exploited High 8.8
• CVE-2023-35674 Android Framework Privilege Escalation Exploited High 8.8
• CVE-2025-48595 Android Framework Integer Overflow Exploited High 8.4
• CVE-2024-32896 Android Pixel Privilege Escalation Exploited High 8.1

All Google Android vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-xhcf-gx4j-5q75.