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Alpine Linux: CVE-2019-10190: Improper Input Validation

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Alpine Linux: CVE-2019-10190: Improper Input Validation

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:P/A:N)
Published
07/16/2019
Created
08/23/2024
Added
08/22/2024
Modified
08/23/2024

Description

A vulnerability was discovered in DNS resolver component of knot resolver through version 3.2.0 before 4.1.0 which allows remote attackers to bypass DNSSEC validation for non-existence answer. NXDOMAIN answer would get passed through to the client even if its DNSSEC validation failed, instead of sending a SERVFAIL packet. Caching is not affected by this particular bug but see CVE-2019-10191.

Solution(s)

  • alpine-linux-upgrade-knot-resolver

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