Improper input validation in Isc Bind

CVE-2012-3817

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.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.274 (97.9th percentile) — read the EPSS interpretation.

Affected products

  • Isc Bind — versions 9.4, 9.4.0, 9.4.1
  • N/a — versions n/a

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2012-3817?
CVE-2012-3817 is a vulnerability in Isc Bind, classified under Improper Input Validation. Published 2012-07-25.
Is CVE-2012-3817 known to be exploited?
13 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.