6215 matches found
CVE-2019-18214
The CVE-2019-18214 entry concerns the Video_Converter app 0.1.0 for Nextcloud. The underlying issue is a denial-of-service condition caused by running many FFmpeg processes concurrently; the workload is not serialized, allowing CPU and memory usage to spike. Affected component is the Video_Conver...
CVE-2019-18214
The VideoConverter app 0.1.0 for Nextcloud allows denial of service CPU and memory consumption via multiple concurrent conversions because many FFmpeg processes may be running at once. The workload is not queued for serial execution...
PT-2019-15281
Name of the Vulnerable Software and Affected Versions Video Converter app version 0.1.0 for Nextcloud Description The issue allows for denial of service through CPU and memory consumption by initiating multiple concurrent conversions. This happens because the workload is not queued for serial...
CVE-2019-18214: Missing Release of Resource after Effective Lifetime
The VideoConverter app 0.1.0 for Nextcloud allows denial of service CPU and memory consumption via multiple concurrent conversions because many FFmpeg processes may be running at once. The workload is not queued for serial execution...
Nextcloud: Only the file extensions are checked, not the MIME types as configured
The tool is not working as hoped. File access control speaks of MIME types that are blocked or not blocked. In fact, only the file extensions are checked. If a user renames an unauthorized file to an allowed file, he can upload and download it. The MIME type of the current file is insignificant,...
Nextcloud: Exposing debug.log file leads to server full path disclosure
At the following address i have found debug.log file disclose the application full path on the server. https://nextcloud.com/wp-content/debug.log Impact The server should not expose this log file as it could help an attacker to understand the environment that may lead to further attacks...
Nextcloud: WordPress Plugin Insert or Embed Articulate Content into WordPress Remote Code Execution (UNAUTHORIZED)
because in the burp suite, the build request is complicated, I only use curl 1. Create file index.html and index.php Index.html : Hello world Index.php : 2. Once created enter into .zip COMPRESS 3. LETS UPLOAD CURL : curl site.com/index.php/wp-json/articulate/v1/upload-data -F "name=NAMAFILE" -F...
Nextcloud: Directory listing is enabled that exposes non public data through multiple path
Directory Listing is enabled on https://try.nextcloud.com and it shows out a few files on the server + The server version. POC: https://try.nextcloud.com/assets/ https://try.nextcloud.com/css/ https://try.nextcloud.com/js/ Impact This could leak sensitive information on the server and it also...
Missing default timeout on HTTP requests (NC-SA-2020-005)
Dangling remote share attempts in Nextcloud 16 allow a DNS pollution when running long...
Nextcloud: Clear text storage of proxy parameters and passwords
Proxy settings of the Nextcloud desktop client were not stored in a save way, instead they where just base64 encoded stored in the nextcloud.cfg file...
Nextcloud: XSS in desktop client via invalid server address on login form
Team! I have found this vulnerability that in my time would be called "cross zone" but at the moment I don't know. The problem is found in the latest version of "nextcloud.exe" for your windows version. The problem occurs with the initial screen where you ask to connect to a website. Apparently...
Nextcloud: Persistent XSS on favorite via filename
CVSS ---- Medium 6.4 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N Description ----------- The name of a file is echoed without encoding when favoring the file, leading to persistent XSS. POC --- To place the payload: - Create a file called test'".pdf and upload it. To trigger the payload: - click...
Nextcloud: The password recovery let users know whether an email address exists or not in the website
URL: https://apps.nextcloud.com/password/reset/ I have tried to recover the password for some emails: [email protected] exists [email protected] does not exists After I clicked the "reset my password"'s button, the website informed that the email did not exist. Impact This is a bad practice, and it ...
Nextcloud: potential RCE and XSS via file upload requiring user account and default settings
potential RCE and XSS via file upload requiring user account and default settings Requirements 1. User account that can upload files NO admin 2. User account name on creation usually the same as on creation/displayed name 3. data directory inside of nextcloud server folder suggested by...
Nextcloud: Circle email-members have still access to a shared folder/file after they are removed from the circle
If a email-address is added to a circle, the email user has still access after the email-address is removed from the circle. Requirements ------- circles app and share by mail app enabled Steps to reproduce ------------- 1. add an email address to a circle 2. share a folder/file with the circle 3...
Nextcloud: Username and Access Token Disclousure
Versions ===================== Nextcloud Server Version: 16.0.3.0 it.tsweb.Nextcloud iOS App Version: 2.23.7 Description ===================== While logging in to an owncloud instance the iOS client sends the Username and password to the ressource /login?redirecturl=/login/flow/grant and recieves...
Nextcloud Lookup-Server SQL Injection Vulnerability
Nextcloud is a set of open source self-hosted file synchronization and sharing communication application platform from Nextcloud, Germany. An SQL injection vulnerability exists in Nextcloud Lookup-Server, which can be exploited by an attacker to execute illegal SQL commands...
Group admins can create users with IDs of system folders (NC-SA-2019-015)
Improper Input Validation in Nextcloud Server 15.0.7 allows group admins to create users with IDs of system folders...
Nextcloud: Veracode and security audit record are publicly available
Leakage of sensitive data through open endpoint Risk management and Compliance Document written by NCC Here is what the document says: 𝘗𝘳𝘰𝘱𝘳𝘪𝘦𝘵𝘢𝘳𝘺 𝘐𝘯𝘧𝘰𝘳𝘮𝘢𝘵𝘪𝘰𝘯 𝘛𝘩𝘪𝘴 𝘥𝘰𝘤𝘶𝘮𝘦𝘯𝘵 𝘤𝘰𝘯𝘵𝘢𝘪𝘯𝘴 𝘥𝘦𝘵𝘢𝘪𝘭𝘦𝘥 𝘤𝘰𝘮𝘮𝘦𝘳𝘤𝘪𝘢𝘭, 𝘧𝘪𝘯𝘢𝘯𝘤𝘪𝘢𝘭 𝘢𝘯𝘥 𝘭𝘦𝘨𝘢𝘭 𝘪𝘯𝘧𝘰𝘳𝘮𝘢𝘵𝘪𝘰𝘯, 𝘸𝘩𝘪𝘤𝘩 𝘪𝘴 𝘤𝘰𝘯𝘧𝘪𝘥𝘦𝘯𝘵𝘪𝘢𝘭 𝘢𝘯𝘥 𝘤𝘰𝘮𝘮𝘦𝘳𝘤𝘪𝘢𝘭𝘭𝘺 𝘴𝘦𝘯𝘴𝘪𝘵𝘪𝘷𝘦. 𝘛𝘩𝘦 𝘳𝘦𝘭𝘦𝘢𝘴𝘦...
