Vulnerability Description
pdns before version 4.1.2 is vulnerable to a buffer overflow in dnsreplay. In the dnsreplay tool provided with PowerDNS Authoritative, replaying a specially crafted PCAP file can trigger a stack-based buffer overflow, leading to a crash and potentially arbitrary code execution. This buffer overflow only occurs when the -ecs-stamp option of dnsreplay is used.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Powerdns | Pdns | < 4.1.2 |
Related Weaknesses (CWE)
References
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1046Issue TrackingPatchThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1046Issue TrackingPatchThird Party Advisory
FAQ
What is CVE-2018-1046?
CVE-2018-1046 is a vulnerability with a CVSS score of 7.8 (HIGH). pdns before version 4.1.2 is vulnerable to a buffer overflow in dnsreplay. In the dnsreplay tool provided with PowerDNS Authoritative, replaying a specially crafted PCAP file can trigger a stack-based...
How severe is CVE-2018-1046?
CVE-2018-1046 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-1046?
Check the references section above for vendor advisories and patch information. Affected products include: Powerdns Pdns.