Bug 1934825 (CVE-2021-27927) - CVE-2021-27927 zabbix: CControllerAuthenticationUpdate controller lacks a CSRF protection mechanism
Summary: CVE-2021-27927 zabbix: CControllerAuthenticationUpdate controller lacks a CSR...
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2021-27927
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1934826 1934827 1934828
Blocks:
TreeView+ depends on / blocked
 
Reported: 2021-03-03 21:03 UTC by Pedro Sampaio
Modified: 2021-03-04 01:01 UTC (History)
5 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed: 2021-03-04 01:01:58 UTC
Embargoed:

Attachments (Terms of Use)

Description Pedro Sampaio 2021-03-03 21:03:12 UTC 
In Zabbix before 4.0.28rc1, 5.x before 5.0.8rc1, 5.1.x and 5.2.x before 5.2.4rc1, and 5.3.x and 5.4.x before 5.4.0alpha1, the CControllerAuthenticationUpdate controller lacks a CSRF protection mechanism. The code inside this controller calls diableSIDValidation inside the init() method.

https://support.zabbix.com/browse/ZBX-18942
Comment 1 Pedro Sampaio 2021-03-03 21:03:48 UTC 
Created zabbix tracking bugs for this issue:

Affects: fedora-all [bug 1934826]


Created zabbix30 tracking bugs for this issue:

Affects: epel-7 [bug 1934827]


Created zabbix40 tracking bugs for this issue:

Affects: epel-all [bug 1934828]
Comment 2 Product Security DevOps Team 2021-03-04 01:01:58 UTC 
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.
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