CVE-2012-5689

Description

ISC BIND 9.8.x through 9.8.4-P1 and 9.9.x through 9.9.2-P1, in certain configurations involving DNS64 with a Response Policy Zone that lacks an AAAA rewrite rule, allows remote attackers to cause a denial of service (assertion failure and named daemon exit) via a query for an AAAA record.

Category

7.1
CVSS
Severity: High
CVSS 2.0 •
EPSS 3.81% Top 15%
Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory isc.org Vendor Advisory isc.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://kb.isc.org/article/AA-00855/ vendor advisory
http://www.isc.org/software/bind/advisories/cve-2012-5689 vendor advisory
http://www.ubuntu.com/usn/USN-2693-1 third party advisory vendor advisory
http://rhn.redhat.com/errata/RHSA-2013-0550.html third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2012-5689?
CVE-2012-5689 has been scored as a high severity vulnerability.
How to fix CVE-2012-5689?
To fix CVE-2012-5689, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2012-5689 being actively exploited in the wild?
It is possible that CVE-2012-5689 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~4% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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