Home/CVE/The Nextcloud Desktop Client is a tool to synchronize files from Nextcloud Server with your computer. The Desktop client
CVE

CVE-2024-52510

The Nextcloud Desktop Client is a tool to synchronize files from Nextcloud Server with your computer. The Desktop client

The Nextcloud Desktop Client is a tool to synchronize files from Nextcloud Server with your computer. The Desktop client did not stop with an error but allowed by-passing the signature validation, if a manipulated server sends an empty initial signature. It is recommended that the Nextcloud Desktop client is upgraded to 3.14.2 or later.

MEDIUM · CVSS 4.2 EPSS 0.00491
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules6 YARA rules0
⬡

Weakness Classification

CWE-295Improper Certificate Validation
▤

Affected Products & Versions

1
nextcloud desktop>= 3.0.0 and < 3.14.2
◈

Sigma Hunt Rules

6
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighUser Added to Remote Desktop Users Group
producthighNgrok Usage with Remote Desktop Service
productmediumInstallation of TeamViewer Desktop
productmediumDesktop.INI Created by Uncommon Process
productmediumPotential Remote Desktop Tunneling
productmediumNew Remote Desktop Connection Initiated Via Mstsc.EXE
▣

Scoring & Timeline

4.2
MEDIUM · CVSS v3.1 · security-advisories@github.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD15 Nov 2024 · 06:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:N/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/nextcloud/desktop/commit/97539218e6f63c3a3fd1694cb7d8aef27c5910d7Patch
https://github.com/nextcloud/desktop/pull/7333Patch
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-r4qc-m9mj-452vThird Party Advisory
https://hackerone.com/reports/2597504Issue Tracking
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