NULL Pointer Dereference in function mobi_build_opf_metadata at opf.c:1161

Description NULL Pointer Dereference in function mobibuildopfmetadata at opf.c:1161 allows attackers to cause a denial of service application crash via a crafted input file Build git clone https://github.com/bfabiszewski/libmobi.git cd libmobi export CFLAGS="-g -O0 -lpthread -fsanitize=address"...

libde265 1.0.8, was discovered to contain a heap-buffer-overflow in put_epel_16_fallback (fallback-motion.cc)

Description libde265 1.0.8, was discovered to contain a heap-buffer-overflow in putepel16fallback fallback-motion.cc ENV - Version : 1.0.8 - Commit : 45904e5667c5bf59c67fcdc586dfba110832894c - OS : Ubuntu 18.04 - Configure : cmake -DCMAKEBUILDTYPE=Debug -DCMAKECXXCOMPILER=clang++-10...

ReDoS in is-it-check

✍️ Description It allows causing a denial of service when checking crafted invalid emails. 🕵️‍♂️ Proof of Concept // PoC.js var isItCheck = require"is-it-check" isItCheck.email'@A.'+ '0.0.'.repeat40+'A'...

stored xss in uploaded photo checkbox

Description xss code injection possible in endpoint "/api/savemedia " it accepts parameter "src" so if appended "%22onclick=%22alert'helo js executed';" and send request then xss alert will execute when clicking on checkbox of uploaded blank photo Proof of Concept 1. login as admin 2. open websit...

The grav application allows large characters to insert in the input field "Full Name" which can allow attackers to cause a Denial of Service (DoS) via a crafted HTTP request

Proof of Concept: 1. Go to http://site/admin/accounts/users/testuser 2. There will a Full name input field 3. Add more than 1 lakhs+ characters to the Full name field 4. You will see the application accepts large characters and if we will increase the characters then it can lead to Dos. POC Image...

Stored XSS in organisation name field

Description Upon a user creates a new organisation and invites members, by opening the invitation, the XSS payload is being executed. Proof of Concept Just simply create an organisation with the following name: XSSalert1. After saving the organisation, the XSS payload is being executed. Impact In...

Improper Authorization

Description Pacemakers daemon pcsd allows authentication via PAMs pamauthenticate. Unfortunately the authorization via pamacctmgmt has been omitted. Therefore unprivileged expired accounts that have been denied access can still login. Proof of Concept You can expire an account with chage -E0 Impa...

Code Injection

Description The attacker can execute commands on the target OS running the operating system by setting the PLTRAINERGPUS when using the Trainer module. Proof of Concept bash $ pip3 install pytorch-lightning python import os from pytorchlightning import Trainer from...

Cross-site Scripting (XSS) - Stored

Description SVG sanitizer cloud be bypassed via flowing SVG file that leads to stored XSS Proof of Concept Upload the above SVG file in your profile, view it, and click anywhere on the page then XSS will be triggered : Impact This vulnerability is capable of performing arbitrary actions on behalf...

Out-of-bounds Read

Description OOB read occurs in mrbarypush. commit : 5d9239c2c4644fa8a59d9f5159b4950569dd5e0e Proof of Concept poc $ echo -ne "WzpfXVswLDAsMCwwLDAsMCwwLDAsMCwwLDAsMCwwLDBdPTpO" | base64 -d poc ASAN $ ./bin/mruby poc AddressSanitizer:DEADLYSIGNAL...

Cross-site Scripting (XSS) - Stored

Description Stored cross-site scripting also known as second-order or persistent XSS arises when an application receives data from an untrusted source and includes that data within its later HTTP responses in an unsafe way. Proof of Concept Steps to Reproduce:- = Install the WebApp and Setup it =...

in mruby/mruby

Description commit ecb28f4bf463483cf914c799d086b0cfff997aee Proof of Concept sh ⚡ root@pocas  /fuzz/mruby2   master ±  echo "P2MKWyoqMCwqKjgsbTowXQSAPRpbAAB7" | base64 -d poc1 ⚡ root@pocas  /fuzz/mruby2   master ±  ./bin/mruby poc1 AddressSanitizer:DEADLYSIGNAL...

Improper Authorization in chocobozzz/peertube

Description The app doesn't check the status of video when making data changes. Normal users can create new comment or reply comment in private videos. Proof of Concept note: I'm using instance p.lu for testing - Step 1: Login as video test1 and upload private video. Get video ID of private video...

Improper Privilege Management in liukuo362573/yishaadmin

Description Hi there, there is another improper privilege management in /admin/OrganizationManage/Position/GetFormJson Proof of Concept 1. Access the link http://106.14.124.170:80/admin/OrganizationManage/Position/GetFormJson?id=16508640061130139 2. See that the page return with position data...

Improper Authentication in liukuo362573/yishaadmin

Description Hi there yishaadmin maintainer, I would like to report an improper authentication vulnerability in yishaadmin source code. The link /admin/OrganizationManage/User/GetFormJson?id=user-id does not require any authentication and return sensitive user data for anyone like username, gender...

in mruby/mruby

Description There is a NULL Pointer Dereference in preparesingletonclass src/class.c:360:13. This bug has been found on mruby lastest commit hash 171d32c0071d776207174a40a8fa26def3dbb931 on Ubuntu 20.04 for x8664/amd64. Proof of Concept 1.timesb= a=0 0,m:0 c=0=0,nil=nil0 def mend def c.eend Steps...

Improper Input Validation in chatwoot/chatwoot

Description This vulnerability impacts all fields sent to Chatwoot. Any field that has an excessive amount of characters in it will cause the agent's page to take an abnormal amount of time to load, often requiring the content to be removed before the page will load. In my example, I put 20000000...

Improper Access Control in snipe/snipe-it

Description A user with no rights for API tokens can view the page where API tokens can be generated and can generate API tokens. Proof of Concept - Create a user with no permission for anything i.e. everything on deny. - Log in with this user to the web application. - Visit...

Cross-site Scripting (XSS) - Stored in orchardcms/orchardcore

Description The application does not escape special characters before output to FE, lead to stored XSS. Proof of Concept Example of a case: 1. Go to Content Content Types /Admin/ContentTypes/List 2. Create or edit a type with XSS payload into Display Name field, e.g: Social Meta Settings Tick on...

Exposure of Sensitive Information to an Unauthorized Actor in polonel/trudesk

Description When you delete a conversation, the server responds with sensitive data including user IDs and emails among other data. The endpoint that's contacted in order to delete a conversation is /api/v1/messages/conversation/. A user with low level privileges such as a customer account could...

Cross-site Scripting (XSS) - Reflected in livehelperchat/livehelperchat

Description The application does not escape special characters, and the $msgPArent or $Result'additionalpostmessage' variables can lead to reflected XSS Proof of Concept https://demo.livehelperchat.com/chat/chatwidgetchat/444/123/theme/1/cstarted/123";;alert'xss';" Impact XSS can have huge...

in polonel/trudesk

Description When logging in, the login page will tell you whether or not a username exists which is a vulnerability since it can be paired with the lack of rate limitation when logging in in order to help an attacker find out which accounts exist & then brute force those accounts' login...

Cross-Site Request Forgery (CSRF) in splitbrain/dokuwiki

Description Although security token is present in the delete draft POST request. It is not being checked in the backend by checkSecurityToken CSRF checks. Proof of Concept 1: As a logged-in user create a draft page, on the data/cache directory of the server run the command to confirm a draft has...

Cross-site Scripting (XSS) - Stored in vanessa219/vditor

Description the editor has XSS vulnerability Proof of Concept payload: Open the editorhttps://ld246.com/guide/markdown, enter the payload, and trigger the XSS vulnerability demo pic : https://drive.google.com/file/d/1fl07CUXSS0DyvjtuftslMnyr2uGZ8F7/view?usp=sharing Impact This vulnerability has t...

Improper Privilege Management in dotcms/core

Description Hello team, I found a SSTI that allow me to get Full Privilege Escalation system user 1. While editing a template we have total access to the User and UserModel classes via $user 2. One of the UserModel methods is called setUserId 3. If we call setUserId and pass "system" as parameter...

Cross-site Scripting (XSS) - Reflected in admidio/admidio

Description The Reflected XSS vulnerability occurs because redirect.php does not properly validate the value of the url parameter. Using javascript: throws an error in parsing the url. But I bypassed it using javascript://%0A. Proof of Concept txt 1. Open the...

Improper Access Control in bookstackapp/bookstack

Description A user with API access can view any attachment which they do not have read access to because read permissions are not being checked at the API attachments read controller. Proof of Concept 1: From default installation give the "Public" role access to system API 2: Upload attachment...

Cross-Site Request Forgery (CSRF) in star7th/showdoc

Description You set the strict flag only for one of your cookies named cookietoken but in Team management attacker still can delete or add teams with CSRF vulnerability as the cookie with name PHPSESSID don't have strict flag. Proof of Concept 1.replace 38046 with the team id 2.open poc.html and...

Cross-Site Request Forgery (CSRF) in kevinpapst/kimai2

Description cross site request forgery vulnerability is present in delete functionality of doctor feature. Proof of Concept history.pushState'', '', '/' document.forms0.submit; Impact This vulnerability is capable of delete the existing logs...

Cross-Site Request Forgery (CSRF) in area17/twill

Description Attacker is able to logout a user if a logged in user visits attacker website. Impact This vulnerability is capable of forging user to unintentional logout. Test Tested on Edge, firefox, chrome and safari. Fix You should use POST instead of GET. To expand: One way GET could be abused...

Cross-site Scripting (XSS) - Stored in forkcms/forkcms

Description When uploading a new module, the description of the module can contain JavaScript code. After uploading the new module and looking at the Details page, the JavaScript code would be executed. Proof of Concept - I downloaded this module...

in snipe/snipe-it

Description There is no rate limit sent unlimited email victim or any email address Proof of Concept There is no rate limit return-password , attacker to send unlimited email to victim or any email address. POST /password/email HTTP/1.1 Host: demo.snipeitapp.com Connection: close Content-Length: ...

Static Code Injection in collectiveaccess/pawtucket2

Description This is with reference to another SSRF report I made https://huntr.dev/bounties/43505ece-7d5e-44b8-a7a3-69bd42d0ad02/ in which the fix was to filter external src from images. Pawtucket2 makes use of the same code as Providence to filter HTML, however it does not include the new fix...

Inefficient Regular Expression Complexity in josdejong/jsoneditor

✍️ Description The jsoneditor package is vulnerable to ReDoS regular expression denial of service. An attacker that is able to provide a crafted element as input to the getInnerText function may cause an application to consume an excessive amount of CPU. Below pinned line using vulnerable regex...

in fisharebest/webtrees

✍️ Description A malicious actor, either logged in as an admin or after intercepting a request, is able to modify the path argument in the delete-path route, and can arbitrarily delete index.php or config.ini.php, rendering the site unusable. 🕵️‍♂️ Proof of Concept 1; An admin should navigate to...

in getgrav/grav

✍️ Description Developers often set cookies to be accessible from the root context path "/". Doing so exposes the cookie to all web applications on the domain. Since cookies often carry sensitive information such as session identifiers, sharing cookies across applications can lead a vulnerability...

in weseek/growi

✍️ Description In following endpoint don't check the authorization of users and any user can delete other users comments /api/comments.remove the body of request is like this : "commentid" : "61393bb36970d0000c62b3cf" , "csrf" : any user receive all commentid and can easily replace other users...

Cross-site Scripting (XSS) - Reflected in mailcow/mailcow-dockerized

✍️ Description Cross-site Scripting XSS refers to client-side code injection attack wherein an attacker can execute malicious scripts into a legitimate website or web application. XSS occurs when a web application makes use of unvalidated or unencoded user input within the output it generates. The...

Cross-Site Request Forgery (CSRF) in star7th/showdoc

✍️ Description With CSRF vulnerability Attacker able to delete any member to of any item if users visit attacker website. We can bypass the CSRF Protection if we put our payload on a iframe or a html file and send them to victim as after that the Origin header will be set to null and we can bypass...

Cross-site Scripting (XSS) - Reflected in znixbtw/panel-v2

✍️ Description Cross-Site Scripting XSS attacks are a type of injection, in which malicious scripts are injected into websites. An attacker can use XSS to send a malicious script to an unsuspecting user. The end user’s browser has no way to know that the script should not be trusted, and will...

Cross-Site Request Forgery (CSRF) in hdinnovations/unit3d-community-edition

✍️ Description Attacker is able to enable a user notification if a logged in user visits attacker website. 🕵️‍♂️ Proof of Concept 1. when you logged in open this POC.html in a browser 2. you can check your notification is enable history.pushState'', '', '/' document.forms0.submit; 💥 Impact This...

Cross-Site Request Forgery (CSRF) in star7th/showdoc

✍️ Description With CSRF vulnerability Attacker able to add any member to for any item if users visit attacker site. 🕵️‍♂️ Proof of Concept 1.Open the PoC.html In Firefox or safari. 2.now you can check that member with email address [email protected] that already should registered befor have access to...

Cross-Site Request Forgery (CSRF) in emoncms/emoncms

✍️ Description In CSRF attack if your users going to attacker website and click the mallicouse link then they able to steal users cookie, submit unwanted date, .... 🕵️‍♂️ Proof of Concept 1.you login in your account 2.you make a file contain the following html file. 3.open html as victim site...

Server-Side Request Forgery (SSRF) in chatwoot/chatwoot

✍️ Description SSRF via SVG file upload 🕵️‍♂️ Proof of Concept create a new inbox, change its avatar to an SVG file with SSRF payload in it. and open the image in a new tab. 💥 Impact Host redirect...

in hascheksolutions/opentrashmail

✍️ Description Hi, there is a local file inclusion vulnerability in opentrashmail. In https://github.com/HaschekSolutions/opentrashmail/blob/master/web/api.phpL23 : php ?php define'DS', DIRECTORYSEPARATOR; define'ROOT', dirnameFILE; // $action = strtolower$REQUEST'a'; $email =...

in thisistherk/fast_obj

✍️ Description Whilst experimenting with the test code built from commit d97389 with Clang 11 +UBSan on Ubuntu 20.04.2 LTS, we discovered an OBJ file which produces a signed integer overflow and a pointer overflow followed by a SIGSEGV 🕵️‍♂️ Proof of Concept echo...

Heap-based Buffer Overflow in strukturag/libde265

✍️ Description heap-buffer-overflow of decctx.cc in function readspsNAL 🕵️‍♂️ Proof of Concept Verification steps： 1.Get the source code of Bento4 2.Compile the Bento4 bash $ ./autogen.sh $ export CFLAGS="-g -lpthread -fsanitize=address" $ export CXXFLAGS="-g -lpthread -fsanitize=address" $...

OS Command Injection in sztheory/exifcleaner

✍️ Description Command Injection using XSS via EXIF Data. The application displays the image metadata in HTML format without removing malicious tags, therefore an XSS attack can be performed. bash exiftool -Comment='OverJT' MYIMAGE.png Being an application made in electron, it allows to easily...

Cross-Site Request Forgery (CSRF) in thewawar/simple-http-server

✍️ Description The 'upload' feature in simple-http-server is vulnerable to cross-site request forgery, it doesn't authenticate the user and just uploads the files which are given to it. If upload feature is enabled, it can allow attackers to craft web pages and if victims interact with attackers'...

Cross-site Scripting (XSS) - Generic in maxsite/cms

✍️ Description Cross-site scripting also known as XSS is a web security vulnerability that allows an attacker to compromise the interactions that users have with a vulnerable application. It allows an attacker to circumvent the same origin policy, which is designed to segregate different websites...