Phabricator: SSRF vulnerability (access to metadata server on EC2 and OpenStack)

In bug 50537, haquaman reported a SSRF vulnerability in the meme creation section of Phabricator. Ticket T6755 was created and the HackerOne issue was closed as "Won't fix". T6755 states that "attackers can use the machine's ability to access the network, which may allow them to find services and...

Mail.ru: scfbp.tng.mail.ru: Heartbleed

MacBook-Pro-Kirill:Pentest isox$ python heartbleed.py scfbp.tng.mail.ru defribulator v1.16 A tool to test and exploit the TLS heartbeat vulnerability aka heartbleed CVE-2014-0160 Connecting to: scfbp.tng.mail.ru:443, 1 times Sending Client Hello for TLSv1.0 Received Server Hello for TLSv1.0...

Cloudflare: Apache mod_negotiation filename bruteforcing

Vulnerability description modnegotiation is an Apache module responsible for selecting the document that best matches the clients capabilities, from one of several available documents. If the client provides an invalid Accept header, the server will respond with a 406 Not Acceptable error...

Node.js: HTTP Request Smuggling via Empty headers separated by CR

HTTP Request Smuggling HRS was possible in Node.js v20.2.0 due to the llhttp parser in the http module not strictly using the CRLF sequence to delimit HTTP requests. The CR character without LF was sufficient to delimit HTTP header fields in the llhttp parser, which is not compliant with RFC7230...

Nextcloud: HEIC image preview can be used to invoke Imagick

The HEIC image preview provider calls into Imagick at https://github.com/nextcloud/server/blob/5d097ddb4b99673f57b8c085dedd93880ee2539d/lib/private/Preview/HEIC.phpL98-L109. This is bad as Imagick processes all kind of image types. One can use this for example to exfiltrate arbitrary files by...

GitHub Security Lab: Java: JSONP Injection

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

Exodus: Exposed Configuration Files at https://www.exodus.io/keybase.txt

Summary: Username, uid information is present in txt file. Steps To Reproduce: 1. Open This link https://www.exodus.io/keybase.txt 2. Search for username, uid 3. You will get some usernames with uid. Impact This information may help attacker in further attacks...

U.S. Dept Of Defense: Reflected XSS on ███████ page

Summary: The page at https://█████/NtMView.php is vulnerable to reflected cross-site scripting. Description: The page takes a user input in the form of a drop down list, then uses that text in the resulting page ███████ . An attacker can intercept the query to the page and insert an XSS payload, ...

h1-ctf: [H1-2006 2020] Multiple vulnerabilities lead to CEO account takeover and paid bounties

Summary: 1. A publicly accessible logfile discloses a user's credentials 2. Weak 2FA implementation allows user account takeover 3. Path injection in user's cookie allows SSRF, bypassing the IP restriction to list available builds on https://software.bountypay.h1ctf.com/ 4. API token leak in...

GitHub Security Lab: Initial websocket support for Javascript (SockJS)

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

Pornhub: Stored XSS (client-side, using cookie poisoning) on the pornhubpremium.com

The researcher discovered that a parameter's value was stored in a cookie and that cookie's value was echoed in certain pages. The researcher was successful in providing an XSS payload as this parameter's value and having it execute. DOM XSS through cookie. Discovered by manual inspection of JS...

GitLab: Command injection by overwriting authorized_keys file through GitLab import

The Projects::GitlabProjectsImportService contains a vulnerability that allows an attacker to write files to arbitrary directories on the server. This leads to an arbitrary command execution vulnerability by overwriting the authorizedkeys file. To reproduce, sign in to a GitLab instance that has...

Informatica: [ipm.informatica.com] Sql injection Oracle

Hi host ipm.informatica.com is vulnerable to sql injection attacks the web application does not produce sufficient validation on user input. POC detection request 1 http://ipm.informatica.com/pls/apex/f?1'=1 response 500 HTTP/1.1 500 Internal Server Error request 2...

Internet Bug Bounty: putty pscp client-side post-auth stack buffer overwrite when processing remote file size

Not sure if this will qualify but it may impact a pretty broad audience given the fact that putty code is part of many other apps filezilla, ... and it is the defacto standalone ssh client for windows administrators besides openssh cygwin putty = 0.66; affects putty versions dating back 9 years...

Sandbox Escape: .NET Type Traversal Vulnerability

This issue was reported directly to Microsoft and has been resolved in MS14-009. https://technet.microsoft.com/library/security/ms14-009ID0E3PCI...

Internet Bug Bounty: CVE-2023-40195: Apache Airflow Spark Provider Deserialization Vulnerability RCE

Apache Airflow Spark Provider before 4.1.3 was affected by a deserialization vulnerability that allowed remote code execution RCE. Attackers could exploit this vulnerability by configuring a malicious Spark server address through the Airflow UI, which would then manipulate the PySpark clients...

Internet Bug Bounty: CVE-2023-28320 - siglongjmp race condition

A race condition vulnerability CVE-2023-28320 existed in libcurl's synchronous resolver, which could allow a multi-threaded application to crash or misbehave due to the use of a global buffer that was not mutex protected. The vulnerability could result in a denial of service...

Internet Bug Bounty: Controllable read beyond bounds in lua_websocket_readbytes() [zhbug_httpd_126]

Greetings. I have found a read-beyond-bounds bug in luawebsocketreadbytes that permits an attacker to exfiltrate a controllable amount of heap data if the victim site runs a suitable LUA program. The bug is due to misuse of apgetbrigade and aprbucketread. The following code from v2.4.53 assumes...

Internet Bug Bounty: CVE-2022-28738: Double free in Regexp compilation

Due to a bug in the Regexp compilation process, creating a Regexp object with a crafted source string could cause the same memory to be freed twice. This is known as a “double free” vulnerability. Note that, in general, it is considered unsafe to create and use a Regexp object generated from...

Palo Alto Software: DNS Miconfiguration Leads to Subdomain Takeover - max1.liveplan.com

Summary The issue happens due to using EC2 public DNS instead of using Elastic IPs as CNAME record. This report is simliar to report 1069795 Misconfiguration - DNS Records json "host": "max1.liveplan.com", "resolver": "1.0.0.1:53" , "a": "54.68.121.128" , "cname":...

h1-ctf: [h1-2006 2020] Chained vulnerabilities lead to account takeover

Summary Mårten Mickos lost his account for BountyPay, the new service HackerOne is using to pay bug bounties. In this report I explain how I accessed a customer's account using a log file and bypassed its 2FA validation. I then leverage an open redirect bug to gain access to an internal server an...

Topcoder: SSRF at https://cognitive.topcoder.com leads to AWS instance metadata due to vulnerable email subscription feature

Summary: Topcoder makes use of Amazons AWS in their web application environment. I noticed a feature that allows a user to subscribe and receive emails from Topcoder. This feature is vulnerable to server side request forgery since it allows a user to supply an arbitrary URL which the application...

Automattic: Stored XSS in assets.txmblr.com

Description Hi, i would like to report a issue that i think is legitimate. to get this XSS we need to create a Post in the attacker account with a payload, after this, it's necessary that a victim reblog this post and so, enter in the edit mode of their own blog, after this the victim will see a...

Mail.ru: HTTP-Response-Splitting leads to information disclosure (email, firstname, lastname) at https://tz.mail.ru

CRLF injection via GET paramaters in tz.mail.ru Clientside vulnerabilities in tz.mail.ru is not currently covered by Bug Bounty program...

Mail.ru: worki.ru: SMS code bruteforce

SMS code verification process in worki.ru was not sufficiently protected against bruteforce attack Common flaws of SMS auth: https://blog.deteact.com/common-flaws-of-sms-auth/...

OLX: SQL Injection on https://www.olx.co.id

I found the SQL Injection on the website https://www.olx.co.id Affectected URL : https://www.olx.co.id/ajax/buybundle/getbundle/ POC: 1 In this below request i got SQL injection vulnerability in location parameter post method POST /ajax/buybundle/getbundle/ HTTP/1.1 Host: www.olx.co.id User-Agent...

Semrush: User Controllable Cookie

NOTE! Thanks for submitting a report! Please replace all the square sections below with the pertinent details. Remember, the more detail you provide, the easier it is for us to verify and then potentially issue a bounty, so be sure to take your time filling out the report! User Controllable Cooki...

Phabricator: Window.opener fix bypass

Description Due to a recent reporthttps://hackerone.com/reports/306414 a fix was deployed in order to resolve the tabnabbing issue. However by using a line break the fix can be bypassed. Steps to reproduce 1 Browse to your Phabricator instance and create a new document. 2 Now paste in the followi...

Inflection: XST(Cross Site Tracing)

Researcher reported that OPTIONS and TRACE HTTP methods are enabled. HTTP configuration best practices are not currently in scope for our HackerOne program, so we closed the report. Researcher requested that we disclose it...

Gratipay: Information Disclosure on inside.gratipay.com

Hello @gratipay, By checking request headers I've been able to identify that inside.gratipay.com is running on Server: WSGIServer/0.1 Python/2.7.11. Request: https://inside.gratipay.com/assets/inside-gratipay.svg GET /assets/inside-gratipay.svg HTTP/1.1 Host: inside.gratipay.com User-Agent:...

X (Formerly Twitter): XXE on sms-be-vip.twitter.com in SXMP Processor

Hi team, What type of issue are you reporting? Does it align to a CWE or OWASP issue? I've identified an XXE vulnerability in the cloudhopper sxmp servlet on sms-be-vip.twitter.com which discloses local files to an external attacker and allows web requests to be sent. This aligns to...

WordPress: Clickjacking wordcamp.org

Hello Security, Clickjacking User Interface redress attack, UI redress attack, UI redressing is a malicious technique of tricking a Web user into clicking on something different from what the user perceives they are clicking on, thus potentially revealing confidential information or taking contro...

ownCloud: Outdated Jenkins server hosted at OwnCloud.org

Summary: The target OwnCloud's server is running an outdated version of Jenkins server which is vulnerable to various attacks. Server Location: https://ci.owncloud.org Vulnerable Software: Jenkins ver. 2.27 Proof of Exploitability CVE-2016-3727 POC URL:...

Brave Software: [iOS/Android] Address Bar Spoofing Vulnerability

Hello, I am Aaditya Purani, I would like to Report Address Bar spoofing vulnerability in Brave Browser on the IOS as well as Android Platform. All the Test have been carried out against Latest Brave Browser whose versions i have mentioned in Products affected section. Summary: Brave Browser Suffe...

Internet Bug Bounty: Use After Free Vulnerability in unserialize() with SplDoublyLinkedList

https://bugs.php.net/bug.php?id=70366...

Snapchat: Captcha Bypass in Snapchat's Geofilter Submission Process

Hi, Overview: Snapchat provides a form in which users can submit "Geofilters". These are filters which get applied to users snaps when they are in specific geolocations. The form https://www.snapchat.com/geofilters/submit.html allows for the submission of these "Geofilters" as an anonymous user...

curl: TLS conn reuse and session cache ignore fsslctx callback and ssl_config_data flags ( incomplete fix variant of 7541ae569 )

Summary matchsslprimaryconfig in lib/vtls/vtls.c:194 and the session-cache key built by cfsslpeerkeybuild in lib/vtls/vtlsscache.c:240 both compare only struct sslprimaryconfig fields when deciding whether to reuse a TLS connection or cached session. Several fields that materially change the TLS...

Internet Bug Bounty: CVE-2024-2398: HTTP/2 push headers memory-leak

A memory leak was found in libcurl when handling HTTP/2 push headers. The vulnerability was caused by libcurl's failure to properly release the allocated memory when aborting a server push due to the maximum allowed limit being exceeded. This could lead to denial of service due to memory exhausti...

inDrive: #1 XSS on watchdocs.indriverapp.com

The security vulnerability found on watchdocs.indriverapp.com allowed for cross-site scripting XSS attacks. The vulnerability was triggered by crafting a specific URL that executed arbitrary JavaScript code when accessed by users...

GitLab: Installing Gitlab runner with Docker-In-Docker allows root access

Summary Installing a Gitlab runner using official documents: https://docs.gitlab.com/ee/ci/docker/usingdockerbuild.htmluse-docker-socket-binding allows any user with access to Gitlab CI to have root access on Gitlab Runner server. Steps to reproduce Install Gitlab-runner binary using official...

Logitech: Sensitive information disclosure to shared access user via streamlabs platform api

Summary: Hi there, Hope you are doing well and stay safe. Streamlab allows us to invite other users to manage our dashboard and cloudbot functions via following setting which named "Shared Access". https://streamlabs.com/dashboard/settings/shared-access If we invite other users with Moderator rol...

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:...

Automattic: Sql injection on docs.atavist.com

hello dear team I have found SQL injection on docs.atavist.com url:http://docs.atavist.com/readerapi/stories.php?limit=10&offset=20&organizationid=88822&search=0&sort= parameters: injectable search=0 Parameter: search GET Type: AND/OR time-based blind Title: MySQL = 5.0.12 AND time-based blind...

HackerOne: Team object in GraphQL disclosed private_comment

Summary: Hi Team, Some privateI think part of GraphQL reveals to us Steps To Reproduce Without authorization 1. https://hackerone.com/graphql POST: "query":"query nodeid: \"gid://hackerone/SurveyRatingItem/█████\" ... on...

h1-ctf: [h1-2006 2020] Writeup h12006 CTF

^FLAG^736c635d8842751b8aafa556154eb9f3$FLAG$ Impact...

Nord Security: Sensitive Information Disclosure on https://nordvpn.com/

The researcher provided us with a URL where there was a list of NordVPN accounts posted. We want to assure that our service, our users' data is still secure – as far as our website and service are concerned. This is a global issue in cyberspace where hackers know that most users don't bother to s...

Razer: [press.razer.com] Origin IP found, Cloudflare bypassed

The tester discovered that the press.razer.com site exposed its IP which could allow bypassing of anti-DDoS mechanisms. While minor, Razer does appreciate the report and the tester bringing this to our attention...

Nord Security: No Rate Limit On Forgot Password Page Of NordVPN

Introduction 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 timeframe, HTTP-Servers can respond with status code 429...

Semrush: Code injection in https://www.semrush.com

INTRODUCES: -With a direct error on the homepage, it is easy to trick the victim into accessing a fake page from the attacker STEP: Step: Send url with payload to victim:...

Razer: Race Condition in Oauth 2.0 flow can lead to malicious applications create multiple valid sessions

The tester discovered a flaw in the Razer ID authentication system that could allow multiple access tokens. This was a minor issue but could theoretically have led to extended access due to unexpired tokens. Razer thanks the tester for their diligence. Here is a write-up for similar bug:...