Ubiquiti Inc.: Public Jenkins instance with /script enabled

Hi, First of all. I'm not 100% able to verify that this server is actually owned by Ubnt as there are multiple DNS Name's in the SSL certificate. DNS Name: .uum.com DNS Name: .ubnt.com DNS Name: .svc.ubnt.com DNS Name: .api.uum.com DNS Name: .svc.uum.com DNS Name: uum.com So, the server hosted on...

Internet Bug Bounty: CVE-2018-6797: A crafted regular expression can cause a heap buffer write overflow in Perl 5 giving a remote attacker control over bytes written

An attacker supplies a regular expression containing one or more \xDF characters after an escape putting the regexp into unicode matching mode, such as a \N escape. Each \xDF character adds one byte of overflow, and any other text in the regular expression is written in order, providing the...

Brave Software: Bypassing Homograph Attack Using /@ [ Tested On Windows ]

Summary: Bypassing Homograph Attack Using /@ I look at on my previous report on 268984 and see patch code in the github https://github.com/brave/browser-laptop/commit/f2e438d6158fbc62e2641458b6002a72d223c366 I look at code at it'returns the punycode URL when given a valid URL', function...

HackerOne: Missing Password Confirmation at a Critical Function (Payout Method)

Hey Hackerone Team, Payout being one the very important matter demands to be taken extra precaution. But at our lovable platform "Hackerone" there is no Password Confirmation at one of very critical functions i.e Payout Method/state Change. All the other important functions like : 1. Email Change...

VK.com: CSRF Добавить просмотр к записи без ведома пользователя.

Отсутствие параметра hash при учете просмотра записей. Отсутствовал параметр hash при учете просмотра записей. Можно было вести массовую накрутку просмотров на посты. При этом просмотры крутились даже в частную группу, несмотря на то, что у нас к ней не было доступа. POC выглядел так:...

Zomato: SQL Injection, exploitable in boolean mode

Issue The reporter found a SQL injection in one of the applications in www.zomato.com. Fix The issue was investigated and found to be valid and fixed...

Internet Bug Bounty: Malformed SHA512 ticket DoS (CVE-2016-6302)

If a server uses SHA512 for TLS session ticket HMAC it is vulnerable to a DoS attack where a malformed ticket will result in an OOB read which will ultimately crash. The use of SHA512 in TLS session tickets is comparatively rare as it requires a custom server callback and ticket lookup mechanism...

Nextcloud: Reflected XSS in error pages (NC-SA-2017-008)

Hello, I found a HTML injection vulnerability 1 flaw in the Nextcloud and Owncloud latest version. Through this vulnerability an attacker could manipulate the website. This vulnerability could affect to the logged users. An attacker could send a malicious link that contains the manipulated URL to...

GitLab: [RDoc] XSS in project README files

Hi, While experimenting with parser bypass techniques, I discovered that RDoc markup could be used to inject a stored JavaScript payload into a project README.rdoc file. Please note that this issue is separate to my earlier report 200565 XSS with AsciiDoc markup, marked as duplicate. Steps to...

Gratipay: Secure Pages Include Mixed Content

Hello, The page includes mixed content, that is content accessed via HTTP instead of HTTPS. tag=img src=http://www.gravatar.com/avatar/abbcd6344e160597fb2694f25c46149f.jpg?s=256&d=http%3A%2F%2Fwww.openstreetmap.org%2Fassets%2Fusers%2Fimages%2Flarge-8d2e51c2ddd01eb899f4bfb0bca3cf5e.png Evidence:...

Imgur: Unauthenticated Docker registry

A docker registry was open and unauthenticated, giving access to outdated Imgur source code and secret keys...

Internet Bug Bounty: CVE-2016-5157 OpenJPEG opj_dwt_interleave_v Out-of-Bounds Write Vulnerability

OpenJPEG opjdwtinterleavev Out-of-Bounds Write Vulnerability 1. About OpenJPEG OpenJPEG is an open-source JPEG 2000 codec written in C language. It's widely used in lots of Linux OSes such as Ubuntu, RedHat, Debian, Fedora, and so on. The official repository of the OpenJPEG project is available a...

VK.com: Внедрение внешних сущностей в функционале импорта пользователей YouTrack

Уязвимость существует из-за возможности использования внешних сущностей XML разметки в функционале импорта пользователей YouTrack. Веб-приложение доступно по адресу youtrack.vk-cdn.net Исходя из документации https://confluence.jetbrains.com/display/YTD6/Import+Users поддерживает импорт данных...

Informatica: [marketplace.informatica.com] - XXE

Request: POST /services/v2/rest/wall/new/count HTTP/1.1 Host: marketplace.informatica.com Connection: keep-alive Content-Length: 249 Accept: application/json, text/javascript, / X-J-Token: no-user X-Requested-With: XMLHttpRequest User-Agent: Mozilla/5.0 Windows NT 6.3; WOW64 AppleWebKit/537.36...

Instacart: Cookie-Based Injection

Hi Security Team instacart I'm Found Vulnerability Cookie-Based Injection It's may be possible to steal or manipulate session and cookies if attacker can injection XSS . details --- in path /help/ contain header in cookie paramter ahoyvisitor and ahoyvisit it's allow injection because re request...

Zendesk: [CRITICAL] CSRF leading to account take over

Hi , I have found a CSRF issue in .zendesk.com/jobs/createjob that leads to full account take over. Details: When using bulk user import in https://.zendesk.com/import?kind=user after you upload a CSV file and press import , a request is sent to...

Udemy: Reflected XSS and/or malicious redirection via JWPlayer 6 configuration modification

1 Malicious attacker by visiting course page e.g. https://www.udemy.com/overview-of-big-data-hadoop/ and intercepting browser's generated requests can find one to the following URL:...

Coinbase: OAuth authorization page vulnerable to clickjacking

Due to a misconfiguration, the 'authorize' button on the OAuth authorization page was vulnerable to clickjacking. The bug was fixed by ensuring our OAuth-related responses included the same security headers including X-Frame-Options as the rest of the site...

HackerOne: Homograph attack

Hi, I would like to report an incomplete fix of 58612 is. In short, backslash is not taken in consideration. PoC \http://ebay.com http://ebay.com...

Internet Bug Bounty: ZIP Integer Overflow leads to writing past heap boundary

https://bugs.php.net/bug.php?id=69253 Integer overflow in the zipcdirnew function in zipdirent.c in libzip 0.11.2 and earlier, as used in the ZIP extension in PHP before 5.4.39, 5.5.x before 5.5.23, and 5.6.x before 5.6.7 and other products, allows remote attackers to cause a denial of service...

Coinbase: New Device Confirmation, token is valid until not used.

New Device Confirmation token sends to the logged in user from unconfirmed device. Now If Click on Account or Settings or Profile email of new token will send to that person and same if user click multiple times, more and more confirmation emails user received. On each reload each confirmation...

Coinbase: New Device confirmation tokens are not properly validated.

Hi, team I noticed that the new device confirmation code sent by your server is not validated . POC: 1 Login to a new computer and ask for confirmation code two times. Say around at 12.00 PM and at 12.01 PM 2 Now verify the device with the confirmation token which arrived at 12.01 PM and after...

joola.io: X-Content-Type-Options header missing

Hello Team The doesn't have a header settings for X-Content-Type Options which means it is vulnerable to MIME sniffing. The only defined value, "nosniff", prevents Internet Explorer and Google Chrome from MIME-sniffing a response away from the declared content-type. This also applies to Google...

Mail.ru: rs.mail.ru - Flash Based XSS

Hi, I found a flash based XSS in rs.mail.ru. Vulnerable link: http://rs.mail.ru/b27161485.swf?link1=javascript:alertdocument.domain Just click on the page and you will see the alert. Tested on Mozilla Firefox Regards, Florin...

RelateIQ: Value of JSESSIONID and XSRF token parameter in cookie remains same before and after login

Here are two same values captured via intercepting the request and the value of JSESSIONID and XSRF remains same before and after login JSESSIONID=m8u0pm8mjvckm1ya8da4oqlfb0pd34iw38lr; XSRF-TOKEN=6B025F41D13BC02E9D658409BAC23F84; This could lead to further threats such as session hijacking etc...

Internet Bug Bounty: Flash double free vulnerability leads to code execution

This bug was reported directly to Adobe and got assigned CVE-2014-0502. http://helpx.adobe.com/security/products/flash-player/apsb14-07.html This one was actively and it still is exploited since February 12th in watering hole campaigns against nonprofit research institutions and human right...

curl: heap-use-after-free in curl_easy_cleanup() called from callback

Summary: Curlclose lib/url.c:214 calls curlmultiremovehandledata-multi, data and ignores the return value. When curleasycleanup is invoked from within a write/read/progress/header callback, multi-incallback is TRUE, so curlmultiremovehandle lib/multi.c:818-819 returns CURLMRECURSIVEAPICALL withou...

curl: SSL options ISSUERCERT, EC_CURVES and CRLFILE silently ignored by non-OpenSSL backends

Summary: The SSL options ISSUERCERT, ECCURVES and CRLFILE are silently ignored for e.g. the mbedTLS backend, which allows MITM attacks for the ISSUERCERT and CRLFILE bug, and can reduce the security and compliance by ignoring the specified curve for the ECCURVES bug. Affected version Tested with...

U.S. Dept Of Defense: XSS found for https://█████████

The XSS vulnerability was found in the /web/guest/search endpoint, where the query parameter was not properly sanitized before being reflected in the server's response. An attacker could craft a malicious payload and trick a user into sending a POST request, allowing the execution of arbitrary...

TD Bank: Reflected XSS on Admin Login Page

When you try to access private pages on the domain https://td.intelliresponse.com/a6 you are redirected to a login page, which has reflected values in the DOM from the URL on the parameter 'win'. Once there is no proper handle for the data reflected, it turns out into a vulnerable path on the...

AMBER AI: I found some api keys in js files ,huge leak of token addresses and huge amount of js files are not forbidden

Summary: Huge leak of token addresses in be.whalefin.com and huge leak of js files Steps To Reproduce: add details for how we can reproduce the issue 1. You can see huge leak of token addresses in below site https://be-jp.whalefin.com/common-config/v1/config/coin/all-config Please check poc...

Hyperledger: Dependency confusion in https://github.com/hyperledger/aries-mobile-agent-react-native

Vulnerability description not provided...

Expedia Group Bug Bounty: Cache Poisoning Allows Stored XSS Via hav Cookie Parameter (To Account Takeover)

A cache poisoning vulnerability allowed for stored cross-site scripting XSS attacks via the "hav" cookie parameter on abritel.fr, leading to account takeover. The server had a protection mechanism that hid double quotes, but not greater than and less than symbols, which allowed the attacker to...

Adobe: DOM XSS at `https://adobedocs.github.io/OAE_PartnerAPI/?configUrl={site}` due to outdated Swagger UI

Vulnerability description not provided...

Hyperledger: POOL_UPGRADE request handler may allow an unauthenticated attacker to remotely execute code on every node in the network.

This issue is related to the https://github.com/hyperledger/indy-node. The issue was found in the indy-node code that handles the write request of type POOLUPGRADE in file indy-node/indynode/server/requesthandlers/configreqhandlers/poolupgradehandler.py. The additionaldynamicvalidation function...

Ruby on Rails: Incomplete fix for CVE-2022-32209 (XSS in Rails::Html::Sanitizer under certain configurations)

While building a PoC for CVE-2022-32209, I noticed that I could not fix my vulnerable application by updating https://github.com/rails/rails-html-sanitizer from 1.4.2 to 1.4.3 even though the Hackerone report about this vulnerability suggested that this should fix it see here:...

GitLab: RCE via the DecompressedArchiveSizeValidator and Project BulkImports (behind feature flag)

Summary The DecompressedArchiveSizeValidator is used to check the size of a archive before extracting it: https://gitlab.com/gitlab-org/gitlab/-/blob/v15.1.0-ee/lib/gitlab/importexport/decompressedarchivesizevalidator.rbL82 ruby def command "gzip -dc @archivepath | wc -c" end def validate pgrp =...

curl: CVE-2022-30115: HSTS bypass via trailing dot

curl allows users to load a HSTS cache which will cause curl to use HTTPS instead of HTTP given a HTTP URL for a given site specified in the HSTS cache. If the trailing dot is used, the HSTS check will be bypassed. If a user has a preloaded hsts.txt: Your HSTS cache. https://curl.se/docs/hsts.htm...

Shopify: Xss triggered in Your-store.myshopify.com/admin/apps/shopify-email/editor/****

Hi team, I have found Store Xss in shopify-email Reproduction Instructions / 1.Configure shopify-email for Shopify stores at https://apps.shopify.com/shopify-email 2.Goto Your-store.myshopify.com/admin/apps/shopify-email/template-branding 3.Change F1607675 with " click Save. 4.Now Select any...

HackerOne: HackerOne Staging uses Production data for testing

Summary: Today I received an email related to smart rewards from HackerOne. This included staging environment details, such as: sender: [email protected] Privacy / Terms links pointing to domain: https://www.enorekcah.com/... This basically tells us that HackerOne is using hacker dat...

GitHub Security Lab: [Python] CWE-348: Client supplied ip used in security check

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

X (Formerly Twitter): Bypass t.co link shortener in Twitter direct messages

The researcher demonstrated a way to create a link that will not be replaced with safe shortened t.co url, by sending Direct Messages containing more than 50 t.co links to another Twitter user. If the recipient views the message using Twitter’s Android app, and clicks the 51st link in the...

curl: CVE-2021-22890: TLS 1.3 session ticket proxy host mixup

Summary: I don't think that this can be easily exploitable, but I am submitting it as a security issue for precaution. I am not looking for a bounty. Commit 549310e907e82e44c59548351d4c6ac4aaada114 enables session resumption with TLS 1.3. Curl connections maintain two SSL contexts, one for the...

WordPress: Privilege Escalation via REST API to Administrator leads to RCE

Kien Hoang reported a privilege escalation vulnerability in the BuddyPress REST-API. Through this issue, if registrations for new users is enabled, a non-admin user can gain administrator access on the site. The administrator access can then lead to remote code execution, as admins have the right...

U.S. Dept Of Defense: IDOR leads to Leakage an ██████████ Login Information

Hi security team, According to my report 1092618, The VDP team agreed that █████████ and it's subdomains is in the scope of the DoD program I continue testing that domain . . Issue Description: There is an IDOR in██████.███████ that connected with ████████.███████ highly protected encryption chat...

h1-ctf: HackyHolidays 2020 Full Write-up: Information Disclosure of 12 Flags

Intro This is my report for the 2020 Hacky Holidays HackerOne CTF. I managed to find all 12 flags with the assistance of my little helper, Jake. He specialises in brute-forcing via a unique keyboard mashing technique: F1134543 Anywho, let's get started... Flag 1: Robots The first one was a nice...

h1-ctf: 12 Days of Hacky Holidays write-up, but as a text-based RPG?

The flags are - flag48104912-28b0-494a-9995-a203d1e261e7 - flagb7ebcb75-9100-4f91-8454-cfb9574459f7 - flagb705fb11-fb55-442f-847f-0931be82ed9a - flag972e7072-b1b6-4bf7-b825-a912d3fd38d6 - flag2e6f9bf8-fdbd-483b-8c18-bdf371b2b004 - flag18b130a7-3a79-4c70-b73b-7f23fa95d395 -...

Mail.ru: file read on MCS servers via supplying a QCOW2 image with external backing file

Local file read in mcs.mail.ru by providing QCOW2 disk image with backing image pointing to external file Mail.ru Cloud Solutions allows uploading custom images for disks. This functionality supported QCOW2 disk images. A QCOW2 disk image can have a so-called "backing image" - a file to read...

TikTok: RCE on TikTok Ads Portal

The video upload endpoint on the TikTok Ads portal was potentially susceptible to remote code execution RCE due to a ffmpeg misconfiguration. We thank @ bubbounty for reporting this to our team and confirming the resolution. During my research on the TikTok Ads portal I found a RCE thought the...

Nextcloud: Stored XSS in markdown file with Nextcloud Talk using Internet Explorer

While editing a markdown file through the text app, users can create link elements that have a javascript URL such as javascript:alert1. Steps to reproduce: While editing a markdown file, select some text and click the "Add Link" button. Using a web proxy, intercept the request and change the hre...