Internet Bug Bounty: CVE-2022-21831: Possible code injection vulnerability in Rails / Active Storage

Original report: https://hackerone.com/reports/1154034 Rails advisory: https://discuss.rubyonrails.org/t/cve-2022-21831-possible-code-injection-vulnerability-in-rails-active-storage/80199 Blogpost:...

Internet Bug Bounty: CVE-2022-32206: HTTP compression denial of service

curl supports "chained" HTTP compression algorithms, meaning that a server response can be compressed multiple times and potentially with different algorithms. The number of acceptable "links" in this "decompression chain" was unbounded, allowing a malicious server to insert a virtually unlimited...

Sifchain: ETHEREUM_PRIVATE_KEY leaked via github

ETHEREUMPRIVATEKEY It is used to sign Ethereum transactions on the Blockchain. Steps To Reproduce: Open this url https://github.com/Sifchain/sifnode/blob/f96727748e1f44926d3bd72b1021f6c2461dee17/test/integration/start-integration-env.sh POC - screenshot attached Impact It shouldn’t be publicly...

Sifchain: Cross Origin Resource Sharing Misconfiguration | Lead to sensitive information.

hii team, i found a cors bug in your https://sifchain.finance/ website . Steps To Reproduce: 1. goto https://sifchain.finance/ website and enter email and click signup. 2. intercept via burp ,you will get a request . send to repeater. 3.change the request as POST /==wp-json== HTTP/2 Host:...

GitHub Security Lab: Java: Query for detecting unsafe deserialization with Spring exporters

This bug was reported directly to GitHub Security Lab...

Automattic: Email Verification bypass on signup

Summary: This bug is related to wordpress.com. There is feature in wordpress.com which allow users to invite people. We have to enter email address to invite that particular person but the invite link and invite key is also available to the person who invited. This allow attackers to create the...

Node.js: DNS Max Responses for DOS

See Github my issue: https://github.com/nodejs/node/issues/36063 When i try to fetch the A Dns records of following domain: ticbrasil.com.br I dont get any response. I think thats the case because there are over 1300 responses. Version: v12.18.4, v14.15.0 Platform: 64-bit Windows 10 Pro &...

PlayStation: Websites Can Run Arbitrary Code on Machines Running the 'PlayStation Now' Application

Summary The PlayStation Now application version 11.0.2 is vulnerable to remote code execution RCE. Any website loaded in any browser on the same machine can run arbitrary code on the machine through a vulnerable websocket connection. 1. The local websocket server at localhost:1235 does not check...

Starbucks: CRLF injection on www.starbucks.com

The vulnerability allows setting arbitrary headers, and also enables response splitting which can then be exploited further. POC: curl -i 'https://www.starbucks.com/email-prospecttg9wh%0d%0aset-cookie:foo%0d%0a%0d%0a4t6uf?requesturl=/responsibility/global-report/policies' -d...

Topcoder: SVG file upload leads to XML injection

Summary: Upload Avatar option allows the user to upload image/ . Thus enabling the upload of many file formats including SVG files MIME type: image/svg+xml SVG files are XML based graphics files in 2D images. Thus, this opens up an attack vector to upload specially crafted malicious SVG files. Th...

HackerOne: Reflected XSS on www.hackerone.com and resources.hackerone.com

Good day : I hope your doing as well as can be during these difficult times. I have found xss at 2 endpoints: https://www.hackerone.com/resources/ and https://resources.hackerone.com The payloads that work are here:...

X (Formerly Twitter): character limitation bypass can lead to DoS on Twitter App and 500 Internal Server Error

Summary: If you are creating a new moment on https://twitter.com/username/moments you get redirected to https://twitter.com/i/moments/edit/moments-id. There you can set a title, a description and also you can add, if you want, a Tweet to your Moment. The title and also the description are...

Phabricator: Markdown parsing issue enables insertion of malicious tags

mongoose By exploiting the URL markdown an attacker is able to add tags to an anchor-element. This is less impactfull since the default csp policy blocks inline javascript execution, but an attacker could deface individual pages, bypass the rel="norefferrer" tag to perform tab nabbing or perform...

X (Formerly Twitter): POODLE SSLv3 bug on multiple twitter smtp servers (mx3.twitter.com,199.59.148.204,199.16.156.108 and 199.59.148.204)

Summary: POODLE SSLv3 bug on multiple twitter smtp servers Description: CVE-2014-3566: The SSL protocol 3.0, as used in OpenSSL through 1.0.1i and other products, uses nondeterministic CBC padding, which makes it easier for man-in-the-middle attackers to obtain cleartext data via a padding-oracle...

Internet Bug Bounty: PHP mbstring / Oniguruma multiple remote heap/stack corruptions

Oniguruma 1 by K. Kosako is a BSD licensed regular expression library that supports a variety of character encodings. The Ruby programming language, in version 1.9, as well as PHP's multi-byte string module since PHP5, use Oniguruma as their regular expression engine. It is also used in products...

Quora: [Android] XSS via start ContentActivity

Summary: XSS via start ContentActivity using 'html' parameter. Description Include Impact: Arbitrary applications on Android can run the exported activities ContentActivity, ModalContentActivity and ActionBarContentActivity. Using intent extra parameter html we can pass javascript, which will be...

Mail.ru: Time-based sql-injection на https://puzzle.mail.ru

SQL injection via GET parameter in puzzle.mail.ru. puzzle.mail.ru is out of current bug bounty program's scope, but this report was awarded due to high severity...

Vimeo: Downloading password protected / restricted videos

Using: https://vimeo.com/api/atv/clip/VideoID it is possible to get the title, description & download the file regardless on any privacy settings this includes both setting the video to 'Only me' and using a password For proof using my own video: https://vimeo.com/171116158 which has the password...

Fastly VDP: Cache purge requests are not authenticated

Vulnerability description not provided...

Internet Bug Bounty: JWT audience claim is not verified

An improper authorization vulnerability existed in all versions of Argo CD starting with v1.8.2, allowing the API to accept certain invalid tokens due to the lack of validation of the audience claim in signed tokens. This could allow an attacker to use a stolen token intended for a different...

Internet Bug Bounty: CVE-2022-32208: FTP-KRB bad message verification

When curl does FTP transfers secured by krb5, it handles message verification failures wrongly. This flaw makes it possible for a Man-In-The-Middle attack to go unnoticed and even allows it to inject data to the client. Impact Loss of integrity of FTP-KRB transfers...

curl: CVE-2021-22923: Metalink download sends credentials

Summary: When compiled --with-libmetalink and used with --metalink and --user curl will use the credentials for any further transfers performed. This includes different hosts and protocols, even ones without transport layer security such as http and ftp. As a result the credentials only intended...

Ruby: Path traversal in Tempfile on windows OS due to unsanitized backslashes

Hi team, Summary We've noticed that both arguments basename and ext of Tempfile on Windows are vulnerable to a path traversal which could allow unintentional file creating in arbitrary writable directories. Tempfile often has a user control either by basename or ext or both. PoC irbmain:029:0...

GitHub Security Lab: [Java] CWE-755: Query to detect Local Android DoS caused by NFE

This bug was reported directly to GitHub Security Lab...

Stripo Inc: SSRF external interaction

hi team, i found ssrf external interaction on your website which is https://my.stripo.email/cabinet//login?guid=&tn=&locale=en on chatbox description:- the attacker might cause the server to make connection back to it self or to other web services within the organization infrastructure or to...

U.S. Dept Of Defense: [SQLI ]Time Bassed Injection at ██████████ via referer header

Hi the ████ was vulnerable to time bassed injection via referer header steps 1- copy the request to your burp suite : GET /DNCdb.php?alert= HTTP/1.1 Host: ███████ User-Agent: Mozilla/5.0 Windows NT 10.0; Win64; x64; rv:81.0 Gecko/20100101 Firefox/81.0 Accept:...

lemlist: app.lemlist.com : Admin Panel Access

hi team, Steps To Reproduce: While doing some analyse for javascript files in app.lemlist.com i found interesting endpoints . is the admin panal and is not protected , any normal user can access the panel . Steps To Reproduce: Add details for how we can reproduce the issue 1. Log into your accoun...

Informatica: RXSS in http://procurement-businesscatalog.informatica.com

Hi, this is a simple XSS in the host below: Reproduction Steps Visit the following URL: http://procurement-businesscatalog.informatica.com/JPBC/login.hbc?lang=%3C/SCRIPT%3E%3CSCRIPT%3Ealertdocument.domain;%3C/SCRIPT%3E F760997 Impact Standard XSS impact...

Nextcloud: Email Spoofing

An SPF/DMARC record is a type of Domain Name Service DNS record that identifies which mail servers are permitted to send email on behalf of your domain. The purpose of an SPF/DMARC record is to prevent spammers from sending messages on the behalf of your organization. Remediation: Create a SPF...

MobiSystems Ltd.: open Firebase Database: msdict-dev.firebaseio.com

Summary: publicly available Firebase Database msdict-dev.firebaseio.com Steps To Reproduce: Version: Oxford Dictionary of English Freev11.1.511 in res/values/strings.xml https://msdict-dev.firebaseio.com Accessing your Firebase Database via https://msdict-dev.firebaseio.com/.json returns null...

Liberapay: Private target account appears in search results

Summary At policy page, there are special tailor account, highly confidential & secret ! F600997 - Hide this profile from search results on Liberapay - Prevent this profile from being listed on Liberapay - Target account hackerone-target-team Description In this exploit, I found Privacy setting...

Shopify: Unauthenticated read and write access to ALL endpoints of a store is possible for removed staff members who had "Apps" permission

Technical Background ===================== Shopify Apps need an access token to work with the data of a store. Is very important to keep this token in a secure place. Quoting the Shopify Blog: ... this is like a password into this shop, so you’ll want to store this token in a very safe place...

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...

PayPal: IDOR to add secondary users in www.paypal.com/businessmanage/users/api/v1/users

PayPal Business Accounts allow account owners to create multiple secondary users with specific privileges assigned to their employees. This submission identified a method that made it possible for a Business Account owner to assign secondary users from other accounts. The new secondary user would...

Mail.ru: XSS account.mail.ru in state JSON script

Domain, site, application -- account.mail.ru Testing environment -- Chrome Steps to reproduce -- Login and open...

Shopify: HTTP-Response-Splitting on v.shopify.com

I discovered a HTTP-Response-Splitting issue on v.shopify.com Steps to reproduce: Call the following URL in any browser and catch the response e.g. with burp...

Mail.ru: Reflected XSS.

XSS in aa.mail.ru aa.mail.ru is not currently in bug bounty scope...

Internet Bug Bounty: out of bounds read crashes php-cgi

I found and disclosed CVE-2014-9427 to the PHP dev team on 17 December 2014 https://bugs.php.net/bug.php?id=68618 and a patch was committed on 30 December 2014 http://git.php.net/?p=php-src.git;a=commit;h=f9ad3086693fce680fbe246e4a45aa92edd2ac35 and the flaw is now fixed. Details of the flaw:...

Internet Bug Bounty: important: Apache HTTP Server on WIndows UNC SSRF (CVE-2024-38472)

The Apache HTTP Server on Windows contained a SSRF vulnerability CVE-2024-38472 that allowed potential leakage of NTLM hashes to a malicious server. The vulnerability was reported through the official Apache HTTP Server security email on April 1, 2024 and was fixed in version 2.4.60 released on...

curl: Incorrect Type Conversion in interpreting IPv4-mapped IPv6 addresses and below `curl` results in indeterminate SSRF vulnerabilities.

Vulnerability description not provided...

Teleport: SSRF in region parameter that leads to AWS Teleport role AWS account takeover

You have an Integration page in Teleport where one of the options is AWS OIDC which will allow people in Teleport to add resources fluently without actually having initial access to these resources or installing any agents on them. You will need to have connected and ready OIDC integration with A...

Affirm: Subdomain takeover due to non registered TLD [ ██████████.█████.██████.com ]

Summary: I was looking at recent disclosed report 1297689 and I was thinking to take a look for the same issue on this asset as I love to test for subdomain takeover vulnerabilities. While testing I noticed a DNS entry for ███████.████.██████████.com is CNAME ████.███████████ which's TLD is not...

Acronis: No Rate Limit On Forgot Password Page

Summary A little bit about Rate Limit: A rate limiting algorithm is used to check if the user session or IP-address has to be limited based on the information in the session cache. In case a client made too many requests within a given time frame, HTTP-Servers can respond with status code 429: To...

h1-ctf: Hackyholidays CTF writeup

Writeup for the hackyholidays CTF This CTF consisted of 12 challenges released daily in the 12 days leading up to christmas. The goal was to stop the Grinch from ruining christmas by slowly destroying the apps that he used to terrorize Santa and his elfs. The challenges were: 1. Robots.txt 2. DOM...

Stripo Inc: Public and secret api key leaked in JavaScript source

Summary: Summary the vulnerabilities I am surfing on the stripo website. I found a sensitive data including authentication key written in public accessible javascript file. URL Vulnerability https://staging.empleio.stripo.email/main.c1965c58f39a0f4aadc3.js Steps To Reproduce: Open...

CS Money: Internal Path Disclosure

Hello Team, I would like to report internal path disclosure in response. I was trying for Stored XSS but got no luck in that process. I observed the responses, one of the responses showing file path with 500 Internal Server Error. Steps To Reproduce: 1. Go to cs.money and sign in through steam...

U.S. Dept Of Defense: SSN is exposed on slides, previous critical report was not fixed in an appropriate way

Summary: SSN is exposed on slides, previous critical report was not fixed in an appropriate way Description: 1. SSN is exposed on a screenshot. Slide 13th. SSN is covered by an olive/green rectangle which is moveable. The image itself was not updated. ██████wp-content/uploads/2018/12/████████ 2...

Palo Alto Software: IDOR on update user preferences

Summary: Team member with role USER can change data of any user in the team, or steal his cookies, or steal the account of victim via forget password function. Steps To Reproduce: 1. Login in as user1 the user with role admin and invite user2 set his role to user. 2. Login in as user2, open Mail...

Nord Security: Unauthorized User Can Delete Any User Account

DESCRIPTION: Your help desk allows creating tickets by email. Which means the user can send an email to the NordVPN support email to a add a new ticket to his activities. So when you send an email to [email protected] from your email address, this ticket will be created on the account that you...

Genasys Technologies: Login Bypass to OTP Enumeration

Summary: If an attacker gets access to the victim's username or know the email used for logging in to the application.He can bypass the login by enumeration og One Time Password. Steps To Reproduce: 1.Go to https://staging.genasystech.co.uk/d2c/ 2.Create an account ,Enter the relevant pin for...