CVE-2018-16855

State: Published
Severity: 7.5 High
Published: Dec 3, 2018
Updated: Aug 5, 2024
Reserved: Sep 11, 2018

Description

An 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.

Scores

CVSS	Score	Vector	Source
3.0	7.5 High	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	redhat

Weaknesses

CWE-125

Affected Products

Product	Versions
pdns-recursor[UNKNOWN]	4.1.8Affected

References

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16855
https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2018-09.html

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.