CVE-2016-2120

Summary

An issue has been found in PowerDNS Authoritative Server versions up to and including 3.4.10, 4.0.1 allowing an authorized user to crash the server by inserting a specially crafted record in a zone under their control then sending a DNS query for that record. The issue is due to an integer overflow when checking if the content of the record matches the expected size, allowing an attacker to cause a read past the buffer boundary.

Affected Software

VendorProductVersion RangeStatus
[UNKNOWN]pdnsup to and including 3.4.10affected
[UNKNOWN]pdnsup to and including 4.0.1affected

Weaknesses

  • CWE-190: CWE-190

ADP Enrichment

CVE Program Container

Additional References

References