DNS: ISC BIND DNSSEC Validation Denial of Service
This signature detects attempts to exploit a known vulnerability against ISC Bind. A successful exploit can lead to denial of service.
Extended Description
name.c in named in ISC BIND 9.7.x through 9.9.x before 9.9.7-P1 and 9.10.x before 9.10.2-P2, when configured as a recursive resolver with DNSSEC validation, allows remote attackers to cause a denial of service (REQUIRE assertion failure and daemon exit) by constructing crafted zone data and then making a query for a name in that zone.
Affected Products
Isc bind
Short Name
DNS:ISC-BIND-DNSSEC-DOS
Severity
Major
Recommended
True
Recommended Action
Drop
Category
DNS
Keywords
BIND CVE-2015-4620 DNSSEC Denial ISC Service Validation bid:75588 of
Release Date
09/14/2015
Supported Platforms
srx-branch-12.3
srx-19.3
srx-branch-19.3
vsrx3bsd-19.2
srx-branch-19.4
vsrx-19.4
mx-12.3
mx-19.4
vmx-19.4
mx-19.3
vsrx3bsd-19.4
srx-19.4
vsrx-12.3
vmx-19.3
vsrx-19.2
srx-12.3
Sigpack Version
3337
False Positive
Unknown
Vendors
Isc
CVSS Score
7.8