CVE-2022-23134
MediumExploitedPublic exploitzabbix - security update
Published Feb 24, 2022 · Updated Aug 4, 2026 · Also known as DEBIAN-CVE-2022-23134, DLA-2914-1
Key Facts
Patch immediately- CVE-2022-23134 is a medium-severity vulnerability (CVSS 5.3 v3.1) affecting Zabbix, Debian Linux, Fedora (Fedoraproject) and 11 more products.
- It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Feb 22, 2022. Public exploit code is available.
- EPSS estimates a 95% probability of exploitation in the next 30 days.
- Fixed versions are available, including Zabbix 1:3.0.32+dfsg-0+deb9u2, Zabbix 1:6.0.7+dfsg-2, Zabbix <=5.4.8.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v3.1
5.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS (30-day exploit likelihood)
95%
Higher than 99.8% of all scored CVEs
Exploited in the wild
Yes
4 catalog listings
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2022-23134 brief as a PDF
Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.
Description
After the initial setup process, some steps of setup.php file are reachable not only by super-administrators, but by unauthenticated users as well. Malicious actor can pass step checks and potentially change the configuration of Zabbix Frontend.
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CISA KEV | Feb 22, 2022 | Mar 8, 2022 | Not reported |
| Industry KEV feed | Feb 22, 2022 | Mar 8, 2022 | Not reported |
| CIRCL KEV | Feb 22, 2022 | Mar 8, 2022 | Not reported |
| ENISA EUVD | Feb 22, 2022 | n/a | Not reported |
Required action: Apply updates per vendor instructions.
Affected Products
43 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| ZabbixZabbix | 6.0.0-alpha1, 6.0.0-alpha2, 6.0.0-alpha3, 6.0.0-alpha4, 6.0.0-alpha5, 6.0.0-alpha6, 6.0.0-alpha7, 6.0.0-beta1 | 5.4.8 |
| Debian LinuxDebian | 9.0 | n/a |
| FedoraFedoraproject | 34, 35 | n/a |
| zabbix-agentsuse | See advisory | 4.0.37-lp153.2.3.1 |
| zabbix-java-gatewaysuse | See advisory | 4.0.37-lp153.2.3.1 |
Patched Releases
Zabbix
1:3.0.32+dfsg-0+deb9u2, 1:6.0.7+dfsg-2, <=5.4.8
zabbix-agent
4.0.37-1.1, 4.0.37-lp153.2.3.1
zabbix-java-gateway
4.0.37-1.1, 4.0.37-lp153.2.3.1
zabbix-phpfrontend
4.0.37-1.1, 4.0.37-lp153.2.3.1
zabbix-proxy
4.0.37-1.1, 4.0.37-lp153.2.3.1
zabbix-proxy-mysql
4.0.37-1.1, 4.0.37-lp153.2.3.1
zabbix-proxy-postgresql
4.0.37-1.1, 4.0.37-lp153.2.3.1
zabbix-proxy-sqlite
4.0.37-1.1, 4.0.37-lp153.2.3.1
zabbix-server
4.0.37-1.1, 4.0.37-lp153.2.3.1
zabbix-server-mysql
4.0.37-1.1, 4.0.37-lp153.2.3.1
zabbix-server-postgresql
4.0.37-1.1, 4.0.37-lp153.2.3.1
Timeline
Added to CISA KEV
Feb 22, 2022
Added to Industry KEV feed
Feb 22, 2022
Added to CIRCL KEV
Feb 22, 2022
Added to ENISA EUVD
Feb 22, 2022
Publicly disclosed
Feb 24, 2022
Last updated
Aug 4, 2026
Weakness Type
- CWE-284 Improper Access Control
- CWE-287 Improper Authentication
References
- advisoryhttps://blog.sonarsource.com/zabbix-case-study-of-unsafe-session-storage
- advisoryhttps://latesthackingnews.com/
- advisoryhttps://latesthackingnews.com/2022/02/23/multiple-vulnerabilities-found-in-zabbix-it-monitoring-platform/
- advisory[debian-lts-announce] 20220207 [SECURITY] [DLA 2914-1] zabbix security update
- advisoryhttps://security-tracker.debian.org/tracker/CVE-2022-23134
FAQ
Common Questions.
After the initial setup process, some steps of setup.php file are reachable not only by super-administrators, but by unauthenticated users as well.
Affected: Zabbix versions 6.0.0-alpha1, 6.0.0-alpha2, 6.0.0-alpha3, 6.0.0-alpha4, 6.0.0-alpha5, 6.0.0-alpha6, 6.0.0-alpha7, 6.0.0-beta1; Debian Linux versions 9.0; Fedora (Fedoraproject) versions 34, 35, among others. The full list is in the CVE brief.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Feb 22, 2022.
Yes. It was added on Feb 22, 2022 with a federal remediation due date of Mar 8, 2022.
Public exploit code is available.
Fixed versions are available, including Zabbix 1:3.0.32+dfsg-0+deb9u2, Zabbix 1:6.0.7+dfsg-2, Zabbix <=5.4.8.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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