CVE-2023-20897

2023-09-0511:15:32

Debian Security Bug Tracker

security-tracker.debian.org

cve-2023-20897

salt masters

denial of service

minion return

worker threads

unix

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

5.3 Medium

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.1%

JSON

Salt masters prior to 3005.2 or 3006.2 contain a DOS in minion return. After receiving several bad packets on the request server equal to the number of worker threads, the master will become unresponsive to return requests until restarted.

OSVersionArchitecturePackageVersionFilename
Debian11allsalt<= 3002.6+dfsg1-4+deb11u1salt_3002.6+dfsg1-4+deb11u1_all.deb
Debian10allsalt<= 2018.3.4+dfsg1-6+deb10u3salt_2018.3.4+dfsg1-6+deb10u3_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	11	all	salt	<= 3002.6+dfsg1-4+deb11u1	salt_3002.6+dfsg1-4+deb11u1_all.deb
Debian	10	all	salt	<= 2018.3.4+dfsg1-6+deb10u3	salt_2018.3.4+dfsg1-6+deb10u3_all.deb