CVE-2023-32726

2023-12-1810:15:06

Debian Security Bug Tracker

security-tracker.debian.org

vulnerability

buffer overflow

dns

response

unix

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.7 High

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

26.3%

JSON

The vulnerability is caused by improper check for check if RDLENGTH does not overflow the buffer in response from DNS server.

OSVersionArchitecturePackageVersionFilename
Debian12allzabbix<= 1:6.0.14+dfsg-1zabbix_1:6.0.14+dfsg-1_all.deb
Debian11allzabbix<= 1:5.0.8+dfsg-1zabbix_1:5.0.8+dfsg-1_all.deb
Debian10allzabbix< 1:4.0.4+dfsg-1+deb10u4zabbix_1:4.0.4+dfsg-1+deb10u4_all.deb
Debian999allzabbix< 1:6.0.24+dfsg-1zabbix_1:6.0.24+dfsg-1_all.deb
Debian13allzabbix< 1:6.0.24+dfsg-1zabbix_1:6.0.24+dfsg-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	zabbix	<= 1:6.0.14+dfsg-1	zabbix_1:6.0.14+dfsg-1_all.deb
Debian	11	all	zabbix	<= 1:5.0.8+dfsg-1	zabbix_1:5.0.8+dfsg-1_all.deb
Debian	10	all	zabbix	< 1:4.0.4+dfsg-1+deb10u4	zabbix_1:4.0.4+dfsg-1+deb10u4_all.deb
Debian	999	all	zabbix	< 1:6.0.24+dfsg-1	zabbix_1:6.0.24+dfsg-1_all.deb
Debian	13	all	zabbix	< 1:6.0.24+dfsg-1	zabbix_1:6.0.24+dfsg-1_all.deb