Bug 2148815 (CVE-2022-39346) - CVE-2022-39346 nextcloud: Missing length validation of user displayname allows to generate an SQL error
Summary: CVE-2022-39346 nextcloud: Missing length validation of user displayname allo...
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2022-39346
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2148816 2148817
Blocks:
TreeView+ depends on / blocked
 
Reported: 2022-11-28 04:34 UTC by Sandipan Roy
Modified: 2022-12-08 19:03 UTC (History)
0 users

Fixed In Version:
Clone Of:
Environment:
Last Closed: 2022-12-08 19:03:49 UTC
Embargoed:

Attachments (Terms of Use)

Description Sandipan Roy 2022-11-28 04:34:14 UTC 
Nextcloud server is an open source personal cloud server. Affected versions of nextcloud server did not properly limit user display names which could allow a malicious users to overload the backing database and cause a denial of service. It is recommended that the Nextcloud Server is upgraded to 22.2.10, 23.0.7 or 24.0.3. There are no known workarounds for this issue.

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-6w9f-jgjx-4vj6
https://github.com/nextcloud/server/pull/33052
https://hackerone.com/reports/1588562
Comment 1 Sandipan Roy 2022-11-28 04:34:56 UTC 
Created nextcloud tracking bugs for this issue:

Affects: epel-all [bug 2148817]
Affects: fedora-all [bug 2148816]
Comment 2 Product Security DevOps Team 2022-12-08 19:03:45 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.
Note You need to log in before you can comment on or make changes to this bug.