Signature Detail
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Short Name |
DNS:BIND-RRSIG-DOS-2 |
|---|---|
Severity |
Major |
Recommended |
No |
Recommended Action |
Drop |
Category |
DNS |
Keywords |
ISC BIND RRSIG RRsets Denial of Service 2 |
Release Date |
2015/12/30 |
Update Number |
2603 |
Supported Platforms |
idp-4.0+, isg-3.0+, j-series-9.5+, mx-11.4+, srx-12.1+, srx-branch-12.1+, vmx-17.4+, vsrx-12.1+, vsrx3bsd-18.2+ |
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 9.0
- Isc bind 9.0.0
- Isc bind 9.0.1
- Isc bind 9.1
- Isc bind 9.1.0
- Isc bind 9.1.1
- Isc bind 9.1.2
- Isc bind 9.1.3
- Isc bind 9.2
- Isc bind 9.2.0
- Isc bind 9.2.1
- Isc bind 9.2.2
- Isc bind 9.2.3
- Isc bind 9.2.4
- Isc bind 9.2.5
- Isc bind 9.2.6
- Isc bind 9.2.7
- Isc bind 9.2.8
- Isc bind 9.2.9
- Isc bind 9.3
- Isc bind 9.3.0
- Isc bind 9.3.1
- Isc bind 9.3.2
- Isc bind 9.3.3
- Isc bind 9.3.4
- Isc bind 9.3.5
- Isc bind 9.3.6
- Isc bind 9.4
- Isc bind 9.4.0
- Isc bind 9.4.1
- Isc bind 9.4.2
- Isc bind 9.4.3
- Isc bind 9.5
- Isc bind 9.5.0
- Isc bind 9.5.1
- Isc bind 9.5.2
- Isc bind 9.5.3
- Isc bind 9.6
- Isc bind 9.6.0
- Isc bind 9.6.1
- Isc bind 9.6.2
- Isc bind 9.6.3
- Isc bind 9.7.0
- Isc bind 9.7.1
- Isc bind 9.7.2
- Isc bind 9.7.3
- Isc bind 9.8.0
References
- CVE: CVE-2018-8225
- CVE: CVE-2011-1910