DNS: ISC BIND DNS64 and RPZ Query Processing Denial of Service
This signature detects attempts to exploit a known vulnerability against ISC BIND. A successful attack can result in a denial-of-service condition.
Extended Description
Under some conditions when using both DNS64 and RPZ to rewrite query responses, query processing can resume in an inconsistent state leading to either an INSIST assertion failure or an attempt to read through a NULL pointer. Affects BIND 9.8.8, 9.9.3-S1 -> 9.9.9-S7, 9.9.3 -> 9.9.9-P5, 9.9.10b1, 9.10.0 -> 9.10.4-P5, 9.10.5b1, 9.11.0 -> 9.11.0-P2, 9.11.1b1.
Affected Products
Netapp data_ontap_edge
References
CVE: CVE-2017-3135
Short Name
DNS:ISC-BIND-RPZ-DOS
Severity
Major
Recommended
True
Recommended Action
Drop
Category
DNS
Keywords
BIND CVE-2017-3135 DNS64 Denial ISC Processing Query RPZ Service and of
Release Date
02/23/2017
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
3590
False Positive
Unknown
Vendors
Isc
Netapp
Debian
Redhat
CVSS Score
4.3