DNS: ISC BIND RRSIG RRsets Denial of Service 2
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
Off-by-one error in named in ISC BIND 9.x before 9.7.3-P1, 9.8.x before 9.8.0-P2, 9.4-ESV before 9.4-ESV-R4-P1, and 9.6-ESV before 9.6-ESV-R4-P1 allows remote DNS servers to cause a denial of service (assertion failure and daemon exit) via a negative response containing large RRSIG RRsets.
Affected Products
Isc bind
References
CVE: CVE-2018-8225
Short Name
DNS:BIND-RRSIG-DOS-2
Severity
Major
Recommended
False
Recommended Action
Drop
Category
DNS
Keywords
2 BIND CVE-2011-1910 CVE-2018-8225 Denial ISC RRSIG RRsets Service of
Release Date
12/30/2015
Supported Platforms
mx-19.3
vmx-19.3
vsrx-19.2
srx-19.3
srx-branch-19.3
vsrx3bsd-19.2
srx-19.4
vsrx3bsd-19.4
srx-branch-19.4
vsrx-19.4
vmx-19.4
mx-19.4
srxevo-25.4
vsrx-26.2
srx-26.2
srx-branch-26.2
vsrx3bsd-26.2
mx-12.3
srx-12.3
srx-branch-12.3
vsrx-12.3
Sigpack Version
3761
False Positive
Unknown
Vendors
Isc
CVSS Score
9.3
5.0