PT-2018-13774
CVE-2018-16855
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Published
2018-12-03
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Updated
2026-10-31
Description by
CVSS 3.1
7.5
HighMetricsAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions
PowerDNS Recursor versions prior to 4.1.8
Description
A remote attacker can trigger an out-of-bounds memory read by sending a DNS query, which can cause a crash while the software computes the hash of the query for a packet cache lookup.
Recommendations
For versions prior to 4.1.8, update to version 4.1.8 or later to resolve the issue.
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