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)
Published · last modified .
CVSS v2 metric
CVSS v2 base score 7.8 (High). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.237 (97.7th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 97.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.274 · newest: 0.237 · change: -0.037
Affected products
- Isc Bind — versions 9.4, 9.4.0, 9.4.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.slackware.com/security/viewer.php (vendor-advisory)
- secunia.com/advisories/51096 (third-party-advisory)
- rhn.redhat.com/errata/RHSA-2012-1123.html (vendor-advisory)
- lists.opensuse.org/opensuse-updates/2012-08/msg00015.html (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2012-1122.html (vendor-advisory)
- lists.apple.com/archives/security-announce/2013/Sep/msg00002.html (vendor-advisory)
- www.securitytracker.com/id (vdb-entry)
- www.debian.org/security/2012/dsa-2517 (vendor-advisory)
- lists.opensuse.org/opensuse-updates/2012-08/msg00013.html (vendor-advisory)
- www.ubuntu.com/usn/USN-1518-1 (vendor-advisory)
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.