CVE-2012-1667: High severity ISC BIND vulnerability
ISC BIND 9.x before 9.7.6-P1, 9.8.x before 9.8.3-P1, 9.9.x before 9.9.1-P1, and 9.4-ESV and 9.6-ESV before 9.6-ESV-R7-P1 does not properly handle resource records with a zero-length RDATA section, which allows remote DNS servers to cause a denial of service (daemon crash or data corruption) or obtain sensitive information from process memory via a crafted record.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2012-1667?
CVE-2012-1667 has a medium severity rating, as it can cause denial of service through a daemon crash or data corruption.
How do I fix CVE-2012-1667?
To fix CVE-2012-1667, update your ISC BIND software to version 9.7.6-P1, 9.8.3-P1, 9.9.1-P1, or later.
What systems are affected by CVE-2012-1667?
CVE-2012-1667 affects ISC BIND versions prior to 9.7.6-P1, 9.8.3-P1, and 9.9.1-P1 among other versions.
What kind of vulnerability is CVE-2012-1667?
CVE-2012-1667 is a resource record handling vulnerability that can lead to denial of service.
What could happen if CVE-2012-1667 is exploited?
If exploited, CVE-2012-1667 could allow remote DNS servers to crash the daemon or lead to data corruption.