Vulnerability 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Bionic | <= 4.1.0 |
References
- http://blog.watchfire.com/files/androiddnsweakprng.pdf
- http://www.mozilla.org/security/announce/2015/mfsa2015-41.html
- http://blog.watchfire.com/files/androiddnsweakprng.pdf
- http://www.mozilla.org/security/announce/2015/mfsa2015-41.html
FAQ
What is CVE-2012-2808?
CVE-2012-2808 is a vulnerability with a CVSS score of 5.0 (MEDIUM). 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...
How severe is CVE-2012-2808?
CVE-2012-2808 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2012-2808?
Check the references section above for vendor advisories and patch information. Affected products include: Google Bionic.