Phabricator: Broken Authentication and Session Management lead to take over account

Hello, I found vulnerability using phone Summary : Session token weakness, allowing attackers to take over accounts Tools : Lightning.apk Browser SandroProxy.apk or you can use all available proxies Steps to Reproduce: 1 Create a phacility account. 2 Go to...

Rockstar Games: Unquoted Service Path in "Rockstar Game Library Service"

In this report, the researcher discovered a flaw in a Registry entry created by the Rockstar Service, which is used to install, update, and uninstall Rockstar Games titles on Windows PCs. Specifically, the ImagePath setting used by the entry was not enclosed in quotation marks. Using quotation...

Sifchain: Possibility of DoS attack at https://sifchain.finance// via CVE-2018-6389 exploitation

There is possibility in /wp-admin/load-scripts.php script to generate large 3Mb amount of data via simple non-authenticated request to server. The vulnerability is registered as https://vulners.com/cve/CVE-2018-6389 Details Detailed attack scenario is described for example here:...

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...

Nextcloud: Sensitive Information Disclosure via Back Button Post Logout on https://apps.nextcloud.com/account/

A cache control vulnerability was identified on the https://apps.nextcloud.com/account/ page. After logging out, sensitive information such as the user's first name, last name, and email address remained accessible by using the browser's back button. This occurred due to improper caching of...

h1-ctf: Grinch-Networks taken down - hacky holidays CTF

Summary: CTF Submission Day 1: flag48104912-28b0-494a-9995-a203d1e261e7 Day 2: flagb7ebcb75-9100-4f91-8454-cfb9574459f7 Day 3: flagb705fb11-fb55-442f-847f-0931be82ed9a Day 4: flag972e7072-b1b6-4bf7-b825-a912d3fd38d6 Day 5: flag2e6f9bf8-fdbd-483b-8c18-bdf371b2b004 Day 6:...

Kubernetes: Half-Blind SSRF found in kube/cloud-controller-manager can be upgraded to complete SSRF (fully crafted HTTP requests) in vendor managed k8s service.

Hello, Who we are : We’re two French security researchers and our respective names are Brice Augras and Christophe Hauquiert, we worked and found the vulnerability together. Brice Augras from https://www.groupe-asten.fr/ company - https://hackerone.com/reeverzax Christophe Hauquiert -...

Slack: Mass account takeovers using HTTP Request Smuggling on https://slackb.com/ to steal session cookies

Hi Slack Security Team! My name is Evan and I'm a first time bug hunter to your platform : Because you guys were running a month long bounty promotion I decided to take a little of my time and gently perform recon on your platform. Specifically the area of interest I focus in is HTTP Request...

U.S. Dept Of Defense: Arbitrary File Reading leads to RCE in the Pulse Secure SSL VPN on the https://███

Description Hello. Some time ago, researcher Orange Tsai from DEVCORE team had a talk on Defcon/BlackHat regarding Pulse Secure SSL VPN vulnerabilities fixed on 2019/4/25: CVE-2019-11510 - Pre-auth Arbitrary File Reading CVE-2019-11542 - Post-auth Stack Buffer Overflow CVE-2019-11539 - Post-auth...

Greenhouse.io: Subdomain Takeover using blog.greenhouse.io pointing to Hubspot

Hi, Your subdomain blog.greenhouse.io is pointing to the service called Hubspot. However, your account at Hubspot has expired or has been cancelled. This basically means that anyone can claim your subdomain pointing to Hubspot and create their own site at this URL. This is EXTREMELY dangerous as...

Mozilla: IDOR: Account Deletion via Session Misbinding – Attacker Can Delete Victim Account

A critical vulnerability was identified in the Firefox Accounts API that allowed an authenticated attacker to permanently delete any user's account by sending a POST /v1/account/destroy request using the attacker's session, but including the victim's email and password hash in the JSON payload. T...

HackerOne: Upload profile photo from URL

Using this vulnerability users can upload images from any image URL. Just change upload type using inspect element from "type=file" to "type=url" , paste URL in text field and hit enter or click on "Update Profile". Your profile photo will be changed to photo from URL. P.S Im sorry for my bad...

Internet Bug Bounty: Apache Airflow Sql injection by authenticated user

Apache Airflow versions 2.10.5 were affected by a vulnerability that allowed an attacker to manipulate query construction, leading to an SQL Injection vulnerability. The vulnerability was present in the SQLColumnCheckOperator, which could result in remote code execution...

X (Formerly Twitter): Potential pre-auth RCE on Twitter VPN

Hi, weOrange Tsai and Meh Chang are the security research team from DEVCORE. Recently, we are doing a research about SSL VPN security, and found several critical vulnerabilities on Pulse Secure SSL VPN! We have reported to vendor and patches have been released on 2019/4/25. Since that, we keep...

Brave Software: https://publishers.basicattentiontoken.org/favicon.ico is Vulnerable to CVE-2017-7529

ou can verify the vulnerability by executing attached POC. python CVE20177529.py https://publishers.basicattentiontoken.org/favicon.ico command. All details available at https://nvd.nist.gov/vuln/detail/CVE-2017-7529 https://gist.github.com/thehappydinoa/bc3278aea845b4f578362e9363c51115 Please do...

Myndr: Open Redirect filter bypass through '\' character via URL parameter

Hi, I hope I find you all safe and good regarding those hard times nowadays. Summary: Found an Open Redirect vulnerability on http://meta.myndr.net by bypassing the trusted domain filter using a '' character. I was able to get the original redirection URL from the register button located at...

Revive Adserver: Reflected XSS on www/delivery/afr.php

At line 4381, $SERVER'QUERYSTRING', which is an untrusted user input, is assigned to the $dest variable. Then at lines 4386-4387 $dest is printed into HTML code in two separate places. PoC: curl "domain.com/www/delivery/afr.php?refresh=10000&"',10000000;alert1;setTimeout'alert"" Advertisement --...

Nord Security: Hard-coded API keys at NordVpn Android App

Hello NordVpn, APK Version : 4.6.2 API'S at res/values/strings.xml Google googleapikey = AIzaSyBySEqk7WWee9bxpw5BM1eJeUx1TWdHE Stripe stripepublishableapikey = pklivej1Mt911wyZwAhATA9TYdA8q2 Referance; https://stripe.com/docs/keys Impact Cleartext Storage of Sensitive Information...

Nextcloud: URI scheme bypass in mail app lead to HTML content spoof and opener control

Bug When we load a HTML mail from mailbox via api, etc http://nextcloud/index.php/apps/mail/accounts//folders/SU5CT1g=/messages//html Our content will be passed to HTML Purifier to strip malicious XSS patterns. After that, an filter will apply to transform acceptable URI schemes http, https, ftp,...

Chaturbate: No rate limit in affiliate statsapi endpoint

Brute force at affiliate statsapi Steps To Reproduce: 1. The affiliate stats api link is vulnerable to brute force https:// chaturbate.com/affiliates/apistats/?username=hackeronetestchat&token=vulnerable I've used my profile and and my token to check brute force The correct token returned with 20...

Node.js: Prototype pollution via console.table properties

Summary: Attacker control of the second properties parameter of console.table may lead to prototype pollution. Description: Due to the formatting logic of the console.table function it is not safe to allow user controlled input to be passed to the properties parameter while simultaneously passing...

U.S. Dept Of Defense: ███ vulnerable to CVE-2022-22954

I found that one of the targets belongs to DOD vulnerable to CVE-2022-22954 where an attacker may be able to execute any malicious code like escalating Remote code execution is also possible Technical Summary: CVE-2022-22954 is a server-side template injection vulnerability in the VMware Workspac...

MTN Group: CVE-2018-6389 exploitation - using scripts loader

Issue Description Unauthenticated attackers can cause a denial of service resource consumption by using the large list of registered .js files from wp-includes/script-loader.php to construct a series of requests to load every file many times. The vulnerability is registered as CVE-2018-6389 76172...

Yelp: Object Level access control leads to reading user's full requests, sessions, and error messages

The summary is as follows: A vulnerability was discovered in the Yelp internal administration tool called "Tailored Mail" hosted on the subdomain https://proze.yelp.com/. The vulnerability allowed unauthenticated attackers to read the internal admin's full HTTP requests, sessions, and other...

Internet Bug Bounty: Path Traversal and Remote Code Execution in Apache HTTP Server 2.4.50

Hello Apache team, @fms and myself were able to bypass the latest patch for CVE 2021-41773 in the Apache 2.4.50. These are the payloads: 1 %%32%65%%32%65 2 .%%32%65 3 .%%32e 4 .%2%65 PoC Path Traversal GET /cgi-bin/%%32%65%%32%65/%%32%65%%32%65/%%32%65%%32%65/%%32%65%%32%65/etc/passwd HTTP/1.1...

h1-ctf: hackyholidays CTF Writeup

Summary: As per the referenced blog entry, the Grinch has gone hi-tech this year with the intentions of ruining the holidays. The challenge was about infiltrating the Grinch's network and take it down. As outlined on https://hackerone.com/h1-ctf, the domain hackyholidays.h1ctf.com was in scope. I...

8x8: Outdated Coturn is vulnerable to known vulnerabilities (High)

Jitsi had several CoTurn servers that needed improvements to their access configurations and updated...

Internet Bug Bounty: Path Traversal and Remote Code Execution in Apache HTTP Server 2.4.49 and 2.4.50 (incomplete fix of CVE-2021-41773) (CVE-2021-42013)

It was found that the fix for CVE-2021-41773 in Apache HTTP Server 2.4.50 was insufficient. An attacker could use a path traversal attack to map URLs to files outside the directories configured by Alias-like directives. This issue only affects Apache 2.4.49 and Apache 2.4.50 and not earlier...

HackerOne: Reflected XSS on www.hackerone.com via Wistia embed code

Summary: The HackerOne marketing site uses Wistia to host and embed videos using html snippets similar to the following: html The issue is that the E-v1.js script is vulnerable to prototype pollution when setting up the logging, via both the url and the document referrer: javascript...

HackerOne: Bypass rate limiting on /users/password (possibly site-wide rate limit bypass?)

Hi there, I noticed when we hit the /userssignin endpoint too many times it will give us HTTP/1.1 429 Too Many Requests Date: Mon, 19 Sep 2016 01:52:19 GMT Content-Type: text/plain However, this can be "reset" although I struggle to get it to work EVERYTIME on /users/signin. This however, does wo...

Internet Bug Bounty: Read and write beyond bounds in mod_sed

This CVE consists of several bugs in modsed, where overflows, truncation, uses after free and a logic error can allow a remote, unauthenticated attacker to read and/or write heap locations beyond bounds. See https://github.com/apache/httpd/commit/943f57b336f264d77e5b780c82ab73daf3d14deb and...

Nextcloud: Allows any user to share their "Root" level folder by sharing "."

There seems to be a bug in the "File to Share" feature of Nextcloud Talk. This allows any authenticated user/admin to share their "root" level folder by manipulating the "path": parameter in the JSON body request to the remote API /nextcloud/ocs/v2.php/apps/filessharing/api/v1/shares Steps to rep...

Sifchain: Subdomain Takeover At the Main Domain Of Your Site

Hello, I Know that isn't in the Scope But this The Only Way I can Report With And This Issue Is Very High It Belongs to the Main Domain this is pretty serious security issue in some context, so please act as fast as possible. overview the Main Domain sifchain.finance is pointing to wix.com, which...

Internet Bug Bounty: HTTP multi-header compression denial of service

A vulnerability was discovered in curl versions 7.57.0 to 7.87.0 that allowed a malicious server to insert an unlimited number of compression steps by using many headers, resulting in a "malloc bomb" and a denial of service attack. The vulnerability was fixed in version 7.88.0 by capping the numb...

curl: CVE-2022-32207: Unpreserved file permissions

Summary: Curl fails to preserve file permissions when writing: - CURLOPTCOOKIEJAR database - CURLOPTALTSVC database - CURLOPTHSTS database Instead the permissions is always reset to 0666 & umask if the file is updated. As a result a file that was before protected against read access by other user...

Shopify: Theme editor `oseid` parameter is leaked to third-party services through the `Referer` header which leads to somekind of storefront password bypass.

Hello Shopify, Summary While reading @danishalkatiri's report 997350, I remembered a report that @francisbeaudoin shared with me some time agomid-February 2021 about leaking the theme editor oseid parameter and being able to exploit it to a point where he was able to somewhat bypass the storefron...

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...

Respondly: DNS Misconfiguration

Hey !! Daksh Here !! This time i would like to report DNS Misconfiguration in your site . I have noticed your http://localhost.respond.ly/ has address 127.0.0.1 and this may lead to "Same- Site" Scripting. Here is detailed description of this minor security issue by Tavis Ormandy:...

Node.js: Potential HTTP Request Smuggling in nodejs

Summary: Potential HTTP Request Smuggling exists in nodejs. Attacker can use two same header field make TE-TE HTTP Request Smuggling attack. Description: nodejs allow same header field in a http request. for example, we can send two Transfer-Encoding header field, even if one of them is false...

Ubiquiti Inc.: Authentication bypass on sso.ubnt.com via subdomain takeover of ping.ubnt.com

Summary This is not a standard vulnerability, but a chain of two more exotic vulnerabilities leading to a full authentication bypass of your SSO login system at sso.ubnt.com via account.ubnt.com. The root cause of this authentication bypass is two-fold: 1. Subdomain ping.ubnt.com was pointing to...

ZeroBounce: API tokens and Emails leaked lead to sensitive information Disclosure

Summary: "Salam alikoum " Hi team i hope you are well t is a pleasure to work in your program. I will begin to present the vulnerability that I found it: Information Disclosure via ?email parameter and ?apikey Steps To Reproduce: 1. waybackurls zerobounce.net | grep gmail Response :...

U.S. Dept Of Defense: Local File Read vulnerability on ██████████ [HtUS]

Kindly check screenshot ███████: In case if scope question. Because i picked this site from DOD website list under 'dod sites'. Lets move on to the bug now : Summary: Local File Include vulnerability on ███. Oracle Ebs Bispgrapgh is prone to a directory traversal vulnerability that can be exploit...

U.S. Dept Of Defense: RCE in ██████ subdomain via CVE-2017-1000486

Summary: The application at ████████/ftn-Website/ uses primefaces 5.3 but not 5.3.8, making it vulnerable to unauthenticated RCE CVE-2017-1000486. Step-by-step Reproduction Instructions 1. Get the publicly available POC for this vulnerability here: https://github.com/pimps/CVE-2017-1000486 2...

Lichess: Server-Side Request Forgery (SSRF) via Game Export API

The Lichess game export API was found to be vulnerable to Server-Side Request Forgery SSRF due to insufficient input validation of the "players" parameter. This allowed an attacker to make the Lichess server send arbitrary HTTP requests to external URLs, potentially exposing sensitive information...

Valve: Modify in-flight data to payment provider Smart2Pay

I have found vulnerability which allows attacker to generate steam wallet balance. Firstly you will have to change yours steam account email to something like I will explain why in next steps, amount100 is the important part: brixamount100abc@█████ Then go to...

Yelp: Email flooding using user invitation feature in biz.yelp.com due to lack of rate limiting

Summary: Hello everyone, The feature to invite users to manage your business has no rate limiting or captcha implemented. Therefore, a malicious user can use this to mail bomb any email's inbox with invitation requests. Platforms Affected: biz.yelp.com Steps To Reproduce: This is a pretty straigh...

AWS VDP: Amazon Pinpoint SMS and Voice, version 2 Service Reporting "AWS Internal" for CloudTrail Events Generated from FIPS Endpoints

The Amazon Pinpoint SMS and Voice, version 2 service was found to incorrectly report the user-agent and network information as "AWS Internal" for five specific API endpoints that are FIPS endpoints. This issue was discovered to be similar to a previous bug reported for the Comprehend Medical and...

Flickr: Flickr Account Takeover using AWS Cognito API

Flickr uses Amazon Cognito to implement its login functionality. Furthermore, Flickr does not allow users to change their registered e-mail address via the user interface. This restriction can be bypassed via direct communication with the Amazon Cognito User Pool API. Consider we have the followi...

Pornhub: [xss] pornhubpremium.com, /redeem?code= URL endpoint

The researcher discovered an XSS at the redeem route via the code parameter...

AWS VDP: Bedrock Guardrails Evasion with Prompt Formatting

Description Greetings, my name is ██████ and I am a Director here at NR Labs. We recently completed disclosure of this vulnerability by working with ████ and the AWS Security team. We are submitting this issue to the AWS VDP to create an official record of the issue with AWS in preparation for a...