CVE-2012-2808 Weak cryptography in n/a
Weak PRNG in Android DNS resolver allows remote attackers to spoof DNS responses by guessing query IDs and source ports.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2012-2808?
CVE-2012-2808 is a medium-severity vulnerability in n/a, published on 1 Apr 2015. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The PRNG implementation in the DNS resolver in Bionic in Android before 4.1.1 incorrectly uses time and PID information during the generation of random numbers for query ID values and UDP source ports, which makes it easier for remote attackers to spoof DNS responses by guessing these numbers, a related issue to CVE-2015-0800.
Which versions are affected by CVE-2012-2808?
It affects 1 product.
Products include Google Bionic.
How do I fix CVE-2012-2808?
Upgrade to a fixed version.
Is CVE-2012-2808 being exploited?
There is no known exploitation of CVE-2012-2808 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-wr4x-7qhj-2g7g.