CVE-2019-1997 Weak cryptography in Android
An insecure default value in Android's random number generator allows local attackers to disclose information via wireless connections without user interaction.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-1997?
CVE-2019-1997 is a high-severity vulnerability in Google Android, published on 28 Feb 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In random_get_bytes of random.c, there is a possible degradation of randomness due to an insecure default value. This could lead to local information disclosure via an insecure wireless connection with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android Versions: Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1 Android-9. Android ID: A-117508900.
Weakness: CWE-330
Which versions are affected by CVE-2019-1997?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2019-1997?
No fix has been published for CVE-2019-1997 yet. Limit exposure of the affected software until one is available.
Is CVE-2019-1997 being exploited?
There is no known exploitation of CVE-2019-1997 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as GHSA-jffx-rx9m-rfc8.