CVE-2012-3817
bind9 - denial of service
EPSS 6.7%
Description
ISC BIND 9.4.x, 9.5.x, 9.6.x, and 9.7.x before 9.7.6-P2; 9.8.x before 9.8.3-P2; 9.9.x before 9.9.1-P2; and 9.6-ESV before 9.6-ESV-R7-P2, when DNSSEC validation is enabled, does not properly initialize the failing-query cache, which allows remote attackers to cause a denial of service (assertion failure and daemon exit) by sending many queries.
How to fix CVE-2012-3817
To remediate CVE-2012-3817, upgrade the affected package to a fixed version below.
- Debian/bind9—upgrade to 1:9.8.1.dfsg.P1-4.2 or later
- Debian/bind9—upgrade to 1:9.7.3.dfsg-1~squeeze6 or later
Is CVE-2012-3817 being exploited?
Moderate — EPSS is 6.7%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (2)
- from 0, < 1:9.8.1.dfsg.P1-4.2
- from 0, < 1:9.7.3.dfsg-1~squeeze6