CVE-2023-46317

2023-10-2223:15:08

Debian Security Bug Tracker

security-tracker.debian.org

knot resolver

tcp

reconnection

vulnerability

unix

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.0005 Low

EPSS

Percentile

17.0%

JSON

Knot Resolver before 5.7.0 performs many TCP reconnections upon receiving certain nonsensical responses from servers.

OSVersionArchitecturePackageVersionFilename
Debian12allknot-resolver< 5.6.0-1+deb12u1knot-resolver_5.6.0-1+deb12u1_all.deb
Debian11allknot-resolver<= 5.3.1-1+deb11u1knot-resolver_5.3.1-1+deb11u1_all.deb
Debian10allknot-resolver<= 3.2.1-3knot-resolver_3.2.1-3_all.deb
Debian999allknot-resolver< 5.7.0-1knot-resolver_5.7.0-1_all.deb
Debian13allknot-resolver< 5.7.0-1knot-resolver_5.7.0-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	knot-resolver	< 5.6.0-1+deb12u1	knot-resolver_5.6.0-1+deb12u1_all.deb
Debian	11	all	knot-resolver	<= 5.3.1-1+deb11u1	knot-resolver_5.3.1-1+deb11u1_all.deb
Debian	10	all	knot-resolver	<= 3.2.1-3	knot-resolver_3.2.1-3_all.deb
Debian	999	all	knot-resolver	< 5.7.0-1	knot-resolver_5.7.0-1_all.deb
Debian	13	all	knot-resolver	< 5.7.0-1	knot-resolver_5.7.0-1_all.deb