CVE-2018-16855

Summary

CVECVE-2018-16855
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2018-12-03 14:29:00 UTC
Updated2019-10-09 23:36:00 UTC
DescriptionAn issue has been found in PowerDNS Recursor before version 4.1.8 where a remote attacker sending a DNS query can trigger an out-of-bounds memory read while computing the hash of the query for a packet cache lookup, possibly leading to a crash.

Risk And Classification

Problem Types: CWE-125

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Powerdns Recursor All All All All
Application Powerdns Recursor All All All All

References

ReferenceSourceLinkTags
1654232 – (CVE-2018-16855) CVE-2018-16855 pdns-recursor: Out-of-bounds read with crafted DNS queries CONFIRM bugzilla.redhat.com Issue Tracking, Third Party Advisory
PowerDNS Security Advisory 2018-09: Crafted query can cause a denial of service — PowerDNS Recursor documentation MISC docs.powerdns.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 501113 Alpine Linux Security Update for pdns-recursor
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