h1-ctf: [h1-ctf] 12 Days of Adventure to stop Grinch from ruining Christmas

--------------------------------------------------------------------------------------------------------------------------------------------------- Day 1: https://hackyholidays.h1ctf.com/robots.txt User-agent: Disallow: /s3cr3t-ar3a Flag: flag48104912-28b0-494a-9995-a203d1e261e7 Here we go with t...

h1-ctf: Taking Grinch Down To Save Holidays

Hi thank you Hackerone and Adam for organizing the CTF, this had honestly helped me to learn good skills and techniques. The CTF began with the scope: hackyholidays.h1ctf.com and mission to take down grinch So here's a quick visual summary of all the challenges F1131175 F1131176 1. Grinch Robots ...

U.S. Dept Of Defense: Sensitive data exposure via https://███████/secure/QueryComponent!Default.jspa - CVE-2020-14179

Summary: Information Disclosure vulnerability in outdated Jira. Description: Affected versions of Atlassian Jira Server and Data Center allow remote, unauthenticated attackers to view custom field names and custom SLA names via an Information Disclosure vulnerability in the...

h1-ctf: [ Hacky Holidays CTF ] Completely taken down the Grinch Networks

Day 1 - Robot flag We're presented with sample ui page without any function. So I guessed content discovery is the best way to find flag. And robots.txt came to my mind and found the flag. https://hackyholidays.h1ctf.com/robots.txt Response User-agent: Disallow: /s3cr3t-ar3a Flag:...

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 -...

h1-ctf: Hacky Holidays CTF Writeup

Greetings team Yay! Finally I made it to the end, thank you very much for launching this fantastic event, I had to review topics that I thought I knew, learned a lot and I am sure that I will continue learning with the community : F1130889 Hacky Holidays! P.S. I will put my writeup in my next...

WHO COVID-19 Mobile App: Internal API endpoint is accesible for everyone

Summary: It looks like the endpoint /internal/cron/refreshCaseStats as configured in cron.yaml https://github.com/WorldHealthOrganization/app/blob/master/server/appengine/src/main/webapp/WEB-INF/cron.yamlL3 is accesible for everyone. Since it is configured as a cronjob to run every 5 minutes and...

TikTok: HTML Injection through Account Name field on TikTok ads portal being rendered on emails

The Account Name field on the TikTok Ads Portal did not have restrictions on HTML tag injections which an attacker could have potentially used for phishing attacks. We thank @nagli for reporting this to our team and confirming the resolution...

h1-ctf: Grinch Networks compromised!

Grinch Networks compromised! For fast triage/validation and inspired by @manoelt in other CTF, I made a bash script to find and print all the 12 flags of this CTF. The script uses curl, wget, google-chrome headless for flag 2, unzip, grep and sed. If any of these commands is missing, the script...

Mail.ru: XSS (reflected, and then, cookie persisted) on api documentation site theme selector (old version of dokuwiki)

Reflected XSS on apidocs.ucs.ru via GET parameter bootswatch-theme...

Clario: Google API key leaks and security misconfiguration leads Open Redirect Vulnerability

Summary: Hello, when i search your targets and javascript files I found an googleapikey leaks in url = https://account.clario.co/js/main.044af6485f6b0cd90809.js. Part of the leak down below; 'https://firebasedynamiclinks.googleapis.com/v1/shortLinks?key=AIzaSyAw-SpLHVTIP3IFEIkckCuEmIhnUrY9OrQ';...

h1-ctf: CTF Writeup

Hi, First of all, thanks for this amazing CTF!. I will post my writeup soon, it is time to sleep now : F1129602 By the way, the creator of challenge 11 is crazy. Impact Grinch Network is finally down...

h1-ctf: [hacky-holidays] Grinch network is down

Flag 1 As always CTF begins with a tweet: F1126838 So we are supposed to start from https://hackyholidays.h1ctf.com/ . The first flag was easy on https://hackyholidays.h1ctf.com/ I found a file named robots.txt which had the following content: User-agent: Disallow: /s3cr3t-ar3a Flag:...

Stripe: GRAPHQL cross-tenant IDOR giving write access thought the operation UpdateAtlasApplicationPerson

@bubbounty discovered an Insecure Direct Object Reference IDOR vulnerability that allowed someone with prior Admin access to a Stripe account to add a co-founder to a Stripe Atlas application belonging to the merchant account they used to administer. The issue has been addressed by only allowing...

QIWI: Account takeover just through csrf in https://booking.qiwi.kz/profile

Hello Team: after register by any account, we can found that we can change email in profile to another one, by just using a GET request https://booking.qiwi.kz/ajaxconfirmcontact?type=emailconfirmed&[email protected]&iframePopupMode=1 but without verification, attacker can steal account...

h1-ctf: Wholesome Hacky Holidays: A Writeup

Flag 1 Warm-up: flag48104912-28b0-494a-9995-a203d1e261e7 Checking the robots.txt the flag can be found. Also a path is revealed: /s3cr3t-ar3a Flag 2 It's right in front of you: flagb7ebcb75-9100-4f91-8454-cfb9574459f7 With the previously found path /s3cr3t-ar3a, the flag was hidden in plain sight...

U.S. Dept Of Defense: ███████mill is vulnerable to cross site request forgery that leads to full account take over.

Summary: The form within the "My Account" page in ███████mil fails to verify the CSRF token used when an user makes changes such as changing the password and other details. For example, an attacker can change the user's email address, full name, phone number, etc. In this way the attacker can gai...

h1-ctf: Hacky Holidays CTF Writeup

Intro: 12 days of challenges - some more challenging than others! This holiday CTF had all 12 challenges hosted on the website https://hackyholidays.h1ctf.com/ F1129112 Challenge 1: I started by significantly overthinking all of the early challenges in this competition. When this CTF started the...

Stripo Inc: Stored XSS in the banner block description

Steps To Reproduce: - Create a new template and add a banner block F1128944 - Add a description to the banner block description: " - Malicious code executed F1128945 Proof Of Concept: F1128942 Impact With this vulnerability, an attacker can for example steal users cookies or redirect users on...

h1-ctf: Complete destruction of the Grinch server

Hackyholidays flag 1 First flag is just a matter of reading /robots.txt file: User-agent: Disallow: /s3cr3t-ar3a Flag: flag48104912-28b0-494a-9995-a203d1e261e7 flag 2 Visiting /s3cr3t-ar3a and opening it with developer tools gets the second flag: flagb7ebcb75-9100-4f91-8454-cfb9574459f7 It is...

WHO COVID-19 Mobile App: Error Page Text Injection (no compromise)

Hi team! I want to report a context spoofing or text injection at http://hack.whocoronavirus.org/ 404 page Vulnerability Description : The http://hack.whocoronavirus.org/ scope allows users to inject any content on the 404 not found webpage Vulnerable Location :...

h1-ctf: Invading Grinch Network and Saving Christmas

How we saved Christmas As usual with H1 CTF challenges we are provided with a target URL. In our case it is the following: https://hackyholidays.h1ctf.com/ We started by visiting the URL and see what is going on. All we could see is a page with an image with a warning message. F1125722 We quickly...

Mail.ru: DOM based XSS via postMessage at store.my.games

mailru.core.js as used by GMR/store.my.games application was vulnerable to XSS via PostMessage handler...

h1-ctf: Writeup Hackyholiday CTF

Hi there, Find my writeup on attached : F1128138 Thanks adam for making the CTF, Really PAIN for my head! Impact Hackerone Hoodie ? 😍😍...

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...

h1-ctf: h1 hacky holidays CTF solution

Simple script to print all the flags. Full solution to follow want to spend more time writing this, but am racing to be first 10 submissions: echo "Flag 1 -- robots.txt" curl https://hackyholidays.h1ctf.com/robots.txt 2/dev/null | grep flag echo "" echo "Flag 2 -- js descrambed --...

h1-ctf: Flags for hackyholidays CTF

Hi, Here are all the flags: 1. robots.txt: flag48104912-28b0-494a-9995-a203d1e261e7 2. s3cr3t-ar3a: flagb7ebcb75-9100-4f91-8454-cfb9574459f7 3. people-rater: flagb705fb11-fb55-442f-847f-0931be82ed9a 4. swag-shop: flag972e7072-b1b6-4bf7-b825-a912d3fd38d6 5. secure-login:...

TikTok: Multiple bugs leads to RCE on TikTok for Android

A series of WebView vulnerabilities were found including XSS which could have potentially led an attacker to achieve remote code execution. We thank @dphoeniixx for reporting this to our team and verifying the resolution!...

h1-ctf: Solution for hackyholiday

Summary: Since there is a reward for the first 10 submissions, I'll start by providing the flags: flag48104912-28b0-494a-9995-a203d1e261e7 flagb7ebcb75-9100-4f91-8454-cfb9574459f7 flagb705fb11-fb55-442f-847f-0931be82ed9a flag972e7072-b1b6-4bf7-b825-a912d3fd38d6...

h1-ctf: [CTF] I've DDoSed Grinch Network

Hello! Here are all 12 flags for HackyHolidays CTF: 1. flag48104912-28b0-494a-9995-a203d1e261e7 2. flagb7ebcb75-9100-4f91-8454-cfb9574459f7 3. flagb705fb11-fb55-442f-847f-0931be82ed9a 4. flag972e7072-b1b6-4bf7-b825-a912d3fd38d6 5. flag2e6f9bf8-fdbd-483b-8c18-bdf371b2b004 6...

h1-ctf: Stopping Grinch to ruin XMas!

Hello, Gonna just submit flags first then will send my write up later tomorrow. flag1: flag48104912-28b0-494a-9995-a203d1e261e7 https://hackyholidays.h1ctf.com/robots.txt recon revealing hidden endpoint flag2: flagb7ebcb75-9100-4f91-8454-cfb9574459f7 https://hackyholidays.h1ctf.com/s3cr3t-ar3a...

h1-ctf: ctf walkthrough

Hi, finally managed to solve all challenges, this was my first h1ctf, some challenges were pretty nice, some others had some frustrating guessing parts, but overall it was fun. Here goes day1 to day12 walkthroughs: Day 1 we have only one asset in scope hackyholidays.h1ctf.com the main page at...

GitHub Security Lab: Java: QL Query Detector for JHipster Generated CVE-2019-16303

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

GitHub Security Lab: 3,880 Pull Requests Generated to fix JHipster RNG Vulnerability CVE-2019-16303

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

GitHub Security Lab: CPP: CWE-191 into experimental this reveals a dangerous comparison

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

Reddit: Weak rate limit could lead to ATO due to weak password protection mechanisms

Summary: Although the server sends a message when attempting to brute force the login endpoint, if you enter the right credentials the server will ignore that error and will give access to the account. When the server sends this error, it should not give access until the 3400+ seconds ends...

U.S. Dept Of Defense: Reflected XSS on https://█████████/

Vulnerable Website URL or Application: javascript https://███████/███████=%22%3E%3Csvg/onload=alert%22nagli%22%3E Description of Security Issue: please limit to one site/app per submission Reflected XSS due to no input validation ██████████ Steps needed to reproduce bug: Navigate to javascript...

Zego: Firebase Database Takeover in Zego Sense Android app

Hello Team, Summary: publicly available Firebase Database api-project-615509201590.firebaseio.com Platform Affected: android com.zegocover.zego Steps To Reproduce: in res/values/strings.xml https://api-project-615509201590.firebaseio.com POC: Go to...

Myndr: No Rate Limit On dashboard.myndr.net/auth

Summary: hello team, I tested a little bit the website and went to registration page where you will give 7 digits to complete your switch serial, i didn't want to go further with brute forcing because it's forbidden how ever i gave a try with a small range of tries and have no message for limitti...

FetLife: Google API key leaked to Public

Hi team, I found a bunch of endpoints that is leaking you Google Api key. I tested the key and found it is vulnerable to Geocode Api. List of vulnerable endpoints https://ass0.fetlife.com https://ass2.fetlife.com https://app.fetlife.com https://ass1.fetlife.com https://ass3.fetlife.com...

Shopify: Informations disclosure - Access to some checkout informations

It came to my attention that using the CheckoutStatus query on https://arrive-server.shopifycloud.com/graphql it is possible to access some checkout details, specifically the query can be called with an ID value ranging from 1 up to 48908. Unfortunately, as I could not figure out how to create a...

Mail.ru: XSS on ub.icq.net

Not blind SSRF on ub.icq.net via url parameter value makes internal port scanning possible...

WHO COVID-19 Mobile App: Improper Input Validation on User's Location on PUT /WhoService/putLocation Could Affect Availability/Falsify Users

Summary: Note: I noticed that that the team has fixed issues like an XSS that's caused only from a header value typically OOS since it's not directly exploitable https://github.com/WorldHealthOrganization/app/pull/855, so in the spirit of this I'm also reporting another "good-to-fix" issue. On th...

Acronis: Stored XSS in Acronis Cyber Protect Console

Dear Acronis Security Team, Summary There is a possibility of storing an XSS on the https://mc-beta-cloud.acronis.com/ui/ console. Steps To Reproduce add details for how we can reproduce the issue 1. Login to the console with the given account 2. Go to "Protection" under "PLANS" 3. Click on "Crea...

WHO COVID-19 Mobile App: DMARC and SPF records

If you are encountering this error of No DMARC Record found, this means that your domain does not have a published DMARC record. DMARC Records are published via DNS as a textTXT record. They will let receiving servers know what they should do with non-aligned email received from your domain...

Acronis: HTTP Request Smuggling on https://consumer.acronis.com

Summary The website https://consumer.acronis.com is vulnerable to HTTP Request Smuggling which can be abused by an attacker to redirect all the users to a malicious website. A redirect can be forced by changing the Host request header using the path /sf but the website will redirect you to...

Acronis: HTTP Request Smuggling on https://promosandbox.acronis.com

Summary The website https://promosandbox.acronis.com is vulnerable to HTTP Request Smuggling which can be abused by an attacker to redirect all the users to a malicious website. A redirect can be forced by changing the Host request header using the path /sf but the website will redirect you to...

U.S. Dept Of Defense: Sensitive Information Leaking Through DoD Owned Website https://www.█████.mil

Summary: While checking for some vulnerabilities in dod website I came across this sensitive document which contains sensitive details such as personal mail ids, names, phone numbers, client IP, and address. Description: The above website is leaking information such as - personal mail ids, names,...

U.S. General Services Administration: Unauthorized access to employee panel with default credentials.

Summary: Hello, When hunting for your web application. I have managed to go https://cars.fas.gsa.gov/cars/cars and get displayed with a form. I have already tried to login to Cars and without success. However i've noticed the loginChk function and change the value of the form hence bypassing it a...

U.S. Dept Of Defense: [CVE-2018-7600] Remote Code Execution due to outdated Drupal server on www.█████████

Summary Due to an outdated Drupal version, remote code execution is possible on www.█████ via CVE-2018-7600. Description Drupal before 7.58, 8.x before 8.3.9, 8.4.x before 8.4.6, and 8.5.x before 8.5.1 allows remote attackers to execute arbitrary code because of an issue affecting multiple...