CVE-2020-11800

Publication date 7 October 2020

Last updated 25 August 2025

Ubuntu priority

High

Why this priority?

Cvss 3 Severity Score

9.8 · Critical

Score breakdown

Description

Zabbix Server 2.2.x and 3.0.x before 3.0.31, and 3.2 allows remote attackers to execute arbitrary code.

From the Ubuntu Security Team

Fu Chuang discovered that Zabbix did not properly parse IPs. A remote attacker could possibly use this issue to execute arbitrary code.

Status

Package Ubuntu Release Status
zabbix 23.04 lunar
Not affected
22.10 kinetic
Not affected
22.04 LTS jammy
Not affected
21.10 impish
Not affected
21.04 hirsute
Not affected
20.10 groovy
Not affected
20.04 LTS focal
Not affected
18.04 LTS bionic
Fixed 1:3.0.12+dfsg-1ubuntu0.1~esm2
16.04 LTS xenial
Fixed 1:2.4.7+dfsg-2ubuntu2.1+esm2
14.04 LTS trusty
Fixed 1:2.2.2+dfsg-1ubuntu1+esm3

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Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
zabbix

Severity score breakdown

Parameter Value
Base score 9.8 · Critical
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

Other references