Open redirect

An Open Redirect vulnerability was discovered in Revive Adserver version 5.0.5 and reported by HackerOne user hoangn144. A remote attacker could trick logged-in users to open a specifically crafted link and have them redirected to any destination.The CSRF protection of the “/www/admin/-modify.php...

CVE-2020-8143

An Open Redirect vulnerability was discovered in Revive Adserver version 5.0.5 and reported by HackerOne user hoangn144. A remote attacker could trick logged-in users to open a specifically crafted link and have them redirected to any destination.The CSRF protection of the “/www/admin/-modify.php...

CVE-2020-8142

CVE-2020-8142 affects Revive Adserver

HackerOne: Login CSRF vulnerability on hackerone.com

Summary Hi. We found a CSRF token bypass on the Hacker One login page. So, this report describes Hacker One login CSRF Token Bypass. Exploitation process Hacker One uses the authenticitytoken token during login to prevent CSRF. However, the authenticitytoken token is not properly verified, so an...

HackerOne: program_analytics_benchmarks query shows information not visible in public

Summary: programanalyticsbenchmarks is displaying information i don't see yet in public profile of a program. Description: I tried querying programanalyticsbenchmarks for the program security and ██████ and it showing information i cannot find in public profile especially in ███████ Steps To...

HackerOne: Attacker may be able to bounce enough emails which suspend HackerOne's SES service and cause a DoS of HackerOne's email service

This was a DoS based on triggering a lot of bounced emails via SES service which could put our email sending up for review with AWS. The vulnerability was due to unrestricted invitations on sandbox programs which allowed an attacker to generate an infinite number of bounced emails. We had applied...

HackerOne: Read-only team members can read all properties of webhooks

Description: A team member can view all properties of webhooks despite not needing them. Steps To Reproduce 1. Have an admin of a program setup webhooks 2. As a team member read-onlylog in 3. Run the following graphql query: query teamhandle: "security" name webhooks nodes id secret url 4. See th...

HackerOne: A team member of the program with Report rights can ban the Admin

Summary: Our team has conducted a number of studies tests in the field of permission Report. We noticed that a team member of the program with such permission can ban a member with Admin rights Steps To Reproduce: 1 Admin submit new report in program 2 A team member with Report rights can use the...

HackerOne H1P BBP1: Testing

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HackerOne: Account creation with invalid email addresses / email is accepting % and %0d%0a line termination chars

An account creation vulnerability was found where invalid email addresses containing '%' and '%0d%0a' line termination characters were accepted, allowing multiple unverified accounts to be created...

HackerOne: Changes to data in a CVE request after draft via GraphQL query

Summary: Our team has conducted a number of studies tests in the field of CVE Request. We found several statuses of such requests Awaiting Publication, Pending HackerOne approval, Cancelled . At the time of creating the request , we can change the data. However, we noticed that we can 't change...

HackerOne: Rounding errors on rewarding a bounty leads to bypassing the 20% H1 commission fee

Summary: The team discovered a rounding error issue when rewarding hackers with a bounty. Through a series of micro-payments, a malicious program manager is able to pay a full amount to the hacker while evading the 20% H1 commission fee. Description: H1 has a system for awarding and paying hacker...

HackerOne: Mismatch between frontend and backend validation via `ban_researcher` leads to H1 support and hackers email spam

Summary: We found a mismatch between the frontend and backend validation when using the ban researcher feature, available for program customer. Description: When a program customer issues a ban, an automatic email will be send both to the banned user and H1 support. The problem is that fronted wi...

HackerOne: Customer private program can disclose email any users through invited via username

Summary: Hey team,This bug could have been used by my calculations a long time ago Steps To Reproduce: 1Go to https://hackerone.com/hackeroneh1pbbp3/launch 2Take invite via username 3Input username , send invite 3.1When an invite is created, we get a token 4Now Go use GraphQL query...

HackerOne: GraphQL node interface for ActiveResource models lacks encoding for resource identifier, enabling parameter injection in Payments backend

HackerOne exposes a small number of ActiveResource objects through its GraphQL node interface. ActiveResource objects use HTTP as transport layer in order to fetch data. Four of these models, TaxForm, Payout, Payment, and PayoutPreference are fetched from an internal Payments backend system with ...

HackerOne: An invite-only's program submission state is accessible to users no longer part of the program

Related This Report: 645299 Steps To Reproduce: ██████ Private Program: 1. I was invited by █████: https://hackerone.com/███ 2. Submitted a report/vulnerabilty. https://hackerone.com/reports/519502 3. Accepted by ████ and mark as resolved. 4. Try to leave the program. 5. The █████████ Program is...

HackerOne: 404-response contains debug-information with all headers

Summary: When requesting a page that does not exist under www.hackerone.com the page returns a hidden HTML-element debugData that reflects all headers in the GET-request, including http-only cookies. Description: This in itself is not a serious vulnerablity, but as the program description mention...

HackerOne: Email address of any user can be queried on Report Invitation GraphQL type when username is known

Summary: Email id of all hackerone users disclosure Description: There is an flaw , with that i can get all hackerone users email id Steps To Reproduce 1. Invoke the below graphql call POST /graphql HTTP/1.1 "query":"mutation Revokecredentialmutation$input0:AddReportParticipantInput!...

Dropbox Passes $1M Milestone for Bug-Bounty Payouts

Dropbox, the cloud-based file-sharing service, has reported that it has paid out more than $1 million to bug-bounty hunters since starting its program in 2014. The milestone comes after the service tripled its bounties in 2017, and after running two live hacking events with the HackerOne platform...

Node.js third-party modules: [nested-property] Prototype Pollution

Hi team, I would like to report a prototype pollution vulnerability in nested-property that allows an attacker to modify properties on Object.prototype. Module name:nested-property version: 1.0.4 npm page: https://www.npmjs.com/package/nested-property Module Description Read, write or test a data...