CVE-2017-15817 Denial of service in Android for MSM, Firefox OS for MSM, QRD Android
A flaw in the Qualcomm Android kernel host driver causes authentication failures when processing oversized challenge texts, leading to denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2017-15817?
CVE-2017-15817 is a high-severity denial of service vulnerability in Google Android, published on 23 Feb 2018. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
In all Qualcomm products with Android releases from CAF using the Linux kernel, when an access point sends a challenge text greater than 128 bytes, the host driver is unable to validate this potentially leading to authentication failure.
Weakness: CWE-20
Which versions are affected by CVE-2017-15817?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2017-15817?
No fix has been published for CVE-2017-15817 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2017-15817 being exploited?
There is no known exploitation of CVE-2017-15817 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as GHSA-352x-3qr9-4hfp.