Bug 1205802 (CVE-2022-39346) - VUL-0: CVE-2022-39346: nextcloud: Missing length validation of user displayname allows to generate an SQL error
Summary: VUL-0: CVE-2022-39346: nextcloud: Missing length validation of user displayn...
Status: RESOLVED FIXED
Alias: CVE-2022-39346
Product: openSUSE Distribution
Classification: openSUSE
Component: Security (show other bugs)
Version: Leap 15.4
Hardware: Other Other
: P3 - Medium : Minor (vote)
Target Milestone: ---
Assignee: Eric Schirra
QA Contact: Security Team bot
URL: https://smash.suse.de/issue/348950/
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2022-11-28 08:21 UTC by Cathy Hu
Modified: 2024-04-16 08:16 UTC (History)
0 users

See Also:
Found By: Security Response Team
Services Priority:
Business Priority:
Blocker: ---
Marketing QA Status: ---
IT Deployment: ---


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Description Cathy Hu 2022-11-28 08:21:21 UTC
rh#2148815

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

References:
https://bugzilla.redhat.com/show_bug.cgi?id=2148815
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2022-39346
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-6w9f-jgjx-4vj6
http://www.cvedetails.com/cve/CVE-2022-39346/
https://github.com/nextcloud/server/pull/33052
https://www.cve.org/CVERecord?id=CVE-2022-39346
https://hackerone.com/reports/1588562
Comment 1 Cathy Hu 2022-11-28 08:21:43 UTC
Affected:
- openSUSE:Backports:SLE-15-SP3/nextcloud          20.0.7
- openSUSE:Backports:SLE-15-SP4/nextcloud          23.0.5

Not Affected:
- openSUSE:Factory/nextcloud                       24.0.7
Comment 2 OBSbugzilla Bot 2023-04-01 10:55:03 UTC
This is an autogenerated message for OBS integration:
This bug (1205802) was mentioned in
https://build.opensuse.org/request/show/1076615 Backports:SLE-15-SP4 / nextcloud
Comment 3 Swamp Workflow Management 2023-04-03 19:05:35 UTC
openSUSE-SU-2023:0083-1: An update that fixes three vulnerabilities is now available.

Category: security (important)
Bug References: 1203190,1205802,1208591
CVE References: CVE-2022-35931,CVE-2022-39346,CVE-2023-25579
JIRA References: 
Sources used:
openSUSE Backports SLE-15-SP4 (src):    nextcloud-23.0.12-bp154.2.3.1
Comment 4 Eric Schirra 2024-04-16 08:16:06 UTC
is accepted