4084 matches found
Use After Free in Function qf_buf_add_line( )
Description Hello there! How are you doing? I just used the PoC of this previous report as a valid input for fuzzing, and ended up finding what it seems to be a new case of Use After Free, with a slightly different input. The last commit in which I tested it was...
Bypassing SVG content cleaning lead to Stored XSS
Description the application is accepting SVG files as an image and applies a sanitize on the SVG content to avoid XSS attacks using the following snippet of code php else if $ext === 'svg' if isfile$filePath $sanitizer = new \enshrined\svgSanitize\Sanitizer; // Load the dirty svg $dirtySVG =...
NULL Pointer Dereference in function _appendStartNsEvents
Description NULL Pointer Dereference in function vimappendStartNsEvents at src/lxml/iterparse.pxi:435 allows attackers to cause a denial of service or application crash. Proof of Concept python from io import StringIO from lxml import etree firstinput = """ """ secondinput = """ """ def...
Bypass Restriction and File Upload Leads to XSS Stored - TXT to HTML
Description Unrestricted file upload allowed the attacker to manipulate the request and bypass the protection of HTML files using a text file, XSS Stored was obtained when uploading the HTML file. Proof of Concept POST /admin/resources/upload HTTP/1.1 Host: demo-publify.herokuapp.com Cookie:...
The trudesk application allows large characters to insert in the input field "Full Name" on the signup field which can allow attackers to cause a Denial of Service (DoS) via a crafted HTTP request
POC: 1. go to signup form: http://127.0.0.1:8118/signup 2. Fill the Full Name input field with huge charactersmore than lakhs or crores 3. After created the account, check the admin panel: http://127.0.0.1:8118/accounts, go to Accounts -- customers 4. The admin panel will be flooded with our...
stored xss due to unsantized anchor url
BUG ====== stored xss due to unsantized anchor url SUMMURY ========= using fullpage.js you can create a anchor tag . But when put href in anchor then it does not sanitize the url which allow to break context of anchor element and can add our new element . I see main javascript or other javascript...
XSS vulnerability with default `onCellHtmlData` function
Description If you can jam some nasty code into a table-cell, you can force this script to perform arbitrary javascript when someone tries to export the table using this library. An example used against us was: " It looks like, if you don't specify an onCellHtmlData function, the default one is...
Heap Buffer Overflow in parseDragons
Description heap buffer overflow in parseDragons function. ASAN report： ================================================================= ==2541037==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x602000065578 at pc 0x7f45488bde0d bp 0x7ffc08551b50 sp 0x7ffc085512f8 READ of size 4 at...
Remote Command Execution in uploading repository file
Description When uploading a file to the repository in Gogs, the treepath parameter is not been validated. The attacker can set treepath=/.git/ to upload file into the .git directory. Rewrite .git/config file and set core.sshCommand, which leads to remote command execution vulnerability. Proof of...
Improper Access Control to Remote Code Execution
Description In Webmin v1.984, affecting File Manager module, any authenticated low privilege user without access rights to the File Manager module could interact with file manager functionalities such as download file from remote URL and change file permission chmod. It is possible to achieve...
Path Traversal in prasathmani/tinyfilemanager
Description A Path Traversal vulnerability exists in Tiny File Manager, which allows the upload of files to an arbitrary location in the server. This flaw derives from the way that the file upload/creation is handled when a file with the same name already exists in the target directory. Affected...
Heap-based Buffer Overflow in vim/vim
Description Heap-buffer-overflow in vim Command ./vim -u NONE -X -Z -e -s -S minpoc -c :qa! Proof of Concept minpoc is here. bt Program received signal SIGABRT, Aborted. GIraise sig=sig@entry=6 at ../sysdeps/unix/sysv/linux/raise.c:50 50 ../sysdeps/unix/sysv/linux/raise.c: No such file or...
Heap-based Buffer Overflow in vim/vim
Description Greetings, A Heap-based Buffer Overflow issue was discovered in Vim. The POC file is reduced to the absolute minimum to reproduce the problem. Please see sanitizer output and the "trimmed" POC file link below. System info OS version : Ubuntu 20.04.2 LTS + Clang 12 with ASan Vim Versio...
Sensitive Cookie Without 'HttpOnly' Flag in pi-hole/adminlte
✍️ Description Please enter a description of the vulnerability. The cookie persistentlogin is set without httponly flag 🕵️♂️ Proof of Concept Enable remember me during Login POST /admin/index.php?login HTTP/1.1 Host: 192.168.159.138 Content-Length: 30 Cache-Control: max-age=0...
Sensitive Cookie in HTTPS Session Without 'Secure' Attribute in azuracast/azuracast
✍️ Description The secure flag is not set for appsession cookie in the application. 🕵️♂️ Proof of Concept PoC Image: https://i.ibb.co/v1y0Fdv/cookie-flag.png 💥 Impact If the secure flag is set on a cookie, then browsers will not submit the cookie in any requests that use an unencrypted HTTP...
Prototype Pollution in mozilla/node-convict
Description convict is vulnerable to Prototype Pollution. This package allowing for modification of prototype behavior, which may result in Information Disclosure/DoS/RCE. Proof of Concept 1. Create the following PoC file: js // poc.js var convict = require"convict"; var obj = ; var config =...
Out of Bounds Read in scene_manager/loader_bt.c:478
Description Out of Bounds Read in MP4Box. Version $ ./bin/gcc/MP4Box -version MP4Box - GPAC version 2.3-DEV-revrelease c 2000-2023 Telecom Paris distributed under LGPL v2.1+ - http://gpac.io Please cite our work in your research: GPAC Filters: https://doi.org/10.1145/3339825.3394929 GPAC:...
RCE in developer mode
Description Nuxt contains a test-component-wrapper component. This is used to mount a single component for testing. This component has a dynamic import function which accepts arbitrary user input on the server side. This pattern will almost always lead to an RCE bug. Requirements & Notes The serv...
arbitrary file read
Description An authenticated attacker can abuse import-server-files with a path traversal to download an arbitrary file from the server Collaborator: @ub3rsick Proof of Concept 1. 1- to trigger the request for SSRF: go to files - assets - select a folder - right click - add asset - import from...
Language Dropdown Menu Manipulation
Hello It is possible to manipulate the Language Dropdown Menu and change it to anything the attacker wants. Process of the Vulnerability: 1. Login 2. Go Miscellaneous - Email & file templates 3. Add Template - Change & Save and intercept the Request 4. Change the Language to anything you want ---...
XSS in RSS Description Link
Description An Administrator can import a malicious RSS feed that contains Cross Site Scripting XSS payloads inside RSS links. Victims who wish to visit an RSS content and click on the link will execute the Javascript. Proof of Concept 1. Create a malicious RSS feeds The XSS payload is inside ite...
XSS at app.diagrams.net
Description The application allows the "use" tag to pass on dompurify, which leads to XSS. A strange behaviour bypasses the csp on app.diagrams.net when it has a "?" before the "U" import. Proof of Concept POC diagram: use...
Cross-site scripting - Reflected XSS caused by error logs in neorazorx/facturascripts
Description There are two fields that can insert the XSS payload by the error log. 1. http://127.0.0.1/facturascripts/EditBalance, the codbalance field 2. http://127.0.0.1/facturascripts/EditSettings, the tipoidfiscal field in Fiscal Id Both fields require 1 and 25 numbers or letters, no spaces,...
SSRF in /service endpoint
Description The problem came from this line of code I ran docker-drawio with following command : docker run -it --rm --name="draw" -e EXPORTURL=http://somesite.com -p 8080:8080 -p 8443:8443 jgraph/drawio if the drawio EXPORTURL is set to an address without any / after the primary Hostname like...
Dom xss leads to account takeover
Description The endpoint of login allows Javascript payload to execute which leads to XSS pop-up Proof of Concept Send this link to admin http://127.0.0.1:2222/login/?redirect=javascript:alertdocument.cookie When he will open it and try to login XSS will popup. Image POC...
Improper Authorization in janeczku/calibre-web
Description With default settings, low-level users will not have permission to edit the sort order of books in private shelf of another user. However, due to incorrect checking, the application does not work as intended. Proof of Concept - Step 1: Login with admin account and go to...
Command Injection in parse-community/parse-server
Description This is a Remote Code Execution vulnerability in the Parse Server. This vulnerability affects the Parse Server in the default configuration with MongoDB, probably a similar attack can affect the PostgreSQL storage as well. The main weakness that leads to RCE is the Prototype Pollution...
Sensitive Cookie Without 'HttpOnly' Flag in pkp/ojs
✍️ Description HTTPOnly attribute is not set for session cookies "OJSSID" in the application. Proof of Concept Check this for POC: Image Impact When a cookie doesn’t have an HttpOnly flag, it can be accessed through JavaScript, which means that an XSS could lead to cookies being stolen. These...
Incomplete fix for SSRF in CVE-2023-4651
Description The fix commit a6bf758de0b3242b0c0e4b47a588aae0c94305b0 for CVE-2023-4651 is not complete. Only ip based URLs are blocked. Proof of Concept Clone the latest repo and install. On server, listen for 1234 on localhost. Use http://localhost:1234/ as URL for image upload. Observe a hit on...
Annotation tool: token forgery using jwt secret to claim super admin role
Although the annotator tool's source code is not directly provided in the repository a docker image is provided. From there it is easy to get access to the source code by either extracting the docker tar image, which can be exported from docker itself, or connecting to the container with an...
No Protection Against Bruteforce Attacks on Login Page in
Description Modoboa does not restrict or limit unsuccessful login attempts allowing an attacker to brute force the password of a known user Proof of Concept Steps to Reproduce: Capture login request with BurpSuite Send to Intruder Replay the login request with a different password value utilizing...
Reset API any user via IDOR
Description Reset API any user without taking action from him via IDOR Proof of Concept 1- Create a user 2- Go to setting 3- Open Burp Suite to object to the requisition 4- Click on it Reset API 5- Note that the endpoint is in the request PATCH/api/user/102 6- When the number that is in endpoint...
Stack-based Buffer Overflow in function spell_dump_compl
Description Stack-based Buffer Overflow in function spelldumpcompl at spell.c:4038 vim version git log commit 75417d960bd17a5b701cfb625b8864dacaf0cc39 HEAD - master, tag: v9.0.0001, origin/master, origin/HEAD POC ./afl/src/vim -u NONE -i NONE -n -m -X -Z -e -s -S ./pocsbo1s.dat -c :qa!...
Heap-based buffer overflow in function ins_bs
Description Heap-based buffer overflow in function insbs at edit.c:4187 Version commit 8eba2bd291b347e3008aa9e565652d51ad638cfa HEAD, tag: v8.2.5151 Proof of Concept guest@elk:/trung/vim2/src$ valgrind ./vim -u NONE -i NONE -n -m -X -Z -e -s -S /home/guest/trung/poc/poc24 -c :qa! ==5251== Memchec...
Out-of-bounds read in function gchar_cursor
Description Out-of-bounds read in function gcharcursor at misc1.c:532 vim version git log commit 68e64d2c1735f2a39afa8a0475ae29bedb116684 HEAD - master, tag: v8.2.5006, origin/master, origin/HEAD POC ./vim -u NONE -i NONE -n -m -X -Z -e -s -S /mnt/share/max/fuzz/poc/vim/poch11s.dat -c :qa!...
Account Takeover
Description Hi I found a way to takeover user's account Proof of Concept 1.Victim A is a member of a organization orgA 2.Attacker create a new account with orgB 3.Invite victimA to orgB 4.Since an admin can access invitation link attacker copy this link and set new password using this link 5.Now...
Unrestricted File Upload and Path Traversal in upload image
Description The uploadImage function in accountsController take file path and extension from users . An attacker can change the path and extension to upload dangerous file to anywhere in server. Proof of Concept 1. Login 2. Upload profile image 3. Capture request, modify username and filename POS...
Heap buffer overflow in vim_strncpy find_word
✍️ Description When fuzzing vim commit fc78a0369 works with latest build and latest commit 202b4bd3a per this time of this report with clang 13 and ASan, I discovered a buffer overflow. Proof of Concept Here is the poc bash...
file.copy operations in GruntJS are vulnerable to a TOCTOU race condition leading to arbitrary file write
Description file.copy operations in GruntJS are vulnerable to a TOC-TOU race condition leading to arbitrary file write when an attacker can create a symlink just after deletion of the dest symlink by repeatedly calling ln -s /etc/shadow2 dest/shadow2 in a while loop but right before the symlink i...
NULL Pointer Dereference in r_bin_ne_get_entrypoints function
Description A NULL pointer deference vulnerability in rbinnegetentrypoints function due to a missing check before using the pointer. Version bash radare2 5.6.7 27746 @ linux-x86-64 git.5.6.6 commit: 2b77b277d67ce061ee6ef839e7139ebc2103c1e3 build: 2022-04-0614:41:37 POC bash radare2 -q -A poc poc...
SSRF filter bypass port 80, 433
Description To exploit vulnerability, someone must pass a "base" parameters with a url multi-port to bypass filter check. Proof of Concept GET /index.php/cobrowse/proxycss/1?base=http://evil:8888:80/&css=index.php HTTP/1.1 Host: localhost User-Agent: Mozilla/5.0 Windows NT 10.0; Win64; x64; rv:99...
Heap-based Buffer Overflow occurs in vim
Description Heap-based Buffer Overflow occurs in suggesttrychange. commit : d0b7bfa95798f5ec743d8afffbffb83aeac823da Proof of Concept $ echo -ne "c2UgZW5jb2Rpbmc9aXNvODg1OQpub3JtMFIwMDAwMDAwMDAwMApzaWwwbm9ybRYwCmZ1IFIoKQpz aWwhbm9ybRZpMDAwMDApCmNhbCBSKCkKbm9ybTF6PQplbmRmCmNhbCBSKCk=" | base64 -d...
HTTP Request Smuggling
Summary Due to several violations of the HTTP standard as defined in RFC7230, Waitress is vulnerable to HTTP request smuggling when used with an upstream proxy that exhibits nonstandard behaviour. Each issue is explained in the Occurrences section below...
Protocol/Hostname spoofing via Improper Input Validation
Description The uri.js doesn't remove whitespace characters from the beginning of the protocol, so it doesn't parse URLs properly. Several methods, including http.get, location.href, and fetch, strip the whitespace character in front of the protocol before sending the request. Proof of Concept...
Authorization Bypass Through User-Controlled Key
Description url-parse is unable to find the correct hostname when no port number is provided in the url. Payload: http://example.com: Proof of Concept javascript var Url = require'url-parse'; var PAYLOAD = "http://example.com:"; // Expected hostname: example.com // Actual hostname by url-parse:...
OS Command Injection in microweber/microweber
Description OS command injection also known as shell injection is a web security vulnerability that allows an attacker to execute arbitrary operating system OS commands on the server that is running an application, and typically fully compromise the application and all its data. Very often, an...
Code Injection in microweber/microweber
Description HTML Injection is a vulnerability in which the attacker can inject malicious html content in the webpage. Proof of Concept 1 Admin has enabled Comments module, so that people can comment on a blog post. 2 Attacker post the following comment: SOMETHING+SOMETHING Now, observe the change...
Server-Side Request Forgery (SSRF) in chocobozzz/peertube
Description There is an SSRF vulnerability in PeerTube, registered users outside of the external network can issue GET requests into the internal network via the Import With URL option. Proof of Concept Setting a Python3 server on 8080 python3 -m http.server 8080 And importing this URL...
Cross-site Scripting (XSS) - Stored in chatwoot/chatwoot
Steps To Reproduce: 1. 1. Navigate to the campaigns section 2. 2. Click on "Create a ongoing campaign" 3. 3. Fill title, message, inbox and URL 4. 4. Then click on "Create" and intercept it 5. 5. Change your url's value to javascript:alert1 for example "url" : "https://google.com" to "url" :...
Heap-based Buffer Overflow in vim/vim
Description Team, trust you are doing well. As part of continues fuzzing VIM v8.2.3582 15d9890eee53afc61eb0a03b878a19cb5672f732 in persistence mode, I found a heap use-after-free mlappendint. Proof of Concept Affected version: v8.2.3582 Tested on: Linux s157903 4.15.0-106-generic 107-Ubuntu SMP T...