DNS: PowerDNS Nameserver Label Decompression DOS
This signature detects attempts to exploit a known vulnerability in the PowerDNS. A successful attack can lead to denial of service.
Extended Description
The label decompression functionality in PowerDNS Recursor 3.5.x, 3.6.x before 3.6.3, and 3.7.x before 3.7.2 and Authoritative (Auth) Server 3.2.x, 3.3.x before 3.3.2, and 3.4.x before 3.4.4 allows remote attackers to cause a denial of service (CPU consumption or crash) via a request with a name that refers to itself.
Affected Products
Powerdns recursor
References
CVE: CVE-2015-1868
Short Name
DNS:POWERDNS-NAMSRVR-DOS
Severity
Major
Recommended
True
Recommended Action
Drop
Category
DNS
Keywords
CVE-2015-1868 DOS Decompression Label Nameserver PowerDNS
Release Date
06/15/2015
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
3590
False Positive
Unknown
Vendors
Powerdns
Fedoraproject
CVSS Score
7.8