GitHub Security Lab: C# : Add query to detect Server Side Request Forgery

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

Flickr: critical server misconfiguration lead to access to any user sensitive data which include user email and password

Hi flickr team, I found a critical issue lead to access to any user sensitive data which include user hashed password and possibly can lead to takeover any user account on flickr's main site, literally i can get all user information from database with no restrictions , Let me explain how this...

U.S. Dept Of Defense: RCE in ███ [CVE-2021-26084]

A vulnerability in affected versions of Confluence Server and Data Center allowed authenticated users, and in some cases unauthenticated users, to execute arbitrary code. The vulnerability was due to an OGNL injection issue affecting endpoints that could be accessed by non-administrators when use...

GitLab: Stored XSS in custom emoji

Summary I found Stored XSS with a feature of custom emoji. This feature hasn't been rolled out yet and need to set feature flags in self management installation. https://gitlab.com/gitlab-org/gitlab/-/issues/231317 The problem is the code here...

UPchieve: old session dose not expire after password change

hello all :: I discovered that the application Failure to invalidate session after password changed . In this scenario changing the password doesn't destroys the other sessions which are logged in with old passwords. url:: ==https://app.upchieve.org/== STEPS TO REPRODUCE: 1- create account in...

U.S. Dept Of Defense: HTTP Request Smuggling

hello dear support I have found HTTP Request Smuggling on www.████████ Issue description ============== HTTP request smuggling vulnerabilities arise when websites route HTTP requests through webservers with inconsistent HTTP parsing. By supplying a request that gets interpreted as being different...

CS Money: Origin IP found, Cloudflare bypassed

Greetings!, Hope Y'all good and fine. Summary: I would like to report another vulnerability very Similar to my other report in 975991 Due to lack of secure design, I was able to find the origin IPs behind Cloludflare WAF. The IPs I found belong to : 3d.cs.money Description: I was able to find and...

8x8: DNS Misconfiguration (Subdomain Takeover) ███.wavecell.com

An S3 bucket was deleted, but a DNS record pointing to the bucket was initially not updated/removed. The issue has been rectified...

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...

Rocket.Chat: Stored XSS in any message (leads to priv esc for all users and file leak + rce via electron app)

Persistent XSS flaw using nested markdown tags allows remote attacker to inject arbitrary JavaScript to message. This flaw leads to arbitrary file read and RCE on Rocket.Chat desktop app. Patched on 3.11, 3.10.5, 3.9.7, 3.8.8...

Node.js third-party modules: [zenn-cli] Path traversal on Windows allows the attacker to read arbitrary .md files

Summary I would like to report path traversal in zenn-cli. It allows the attacker to read arbitrary .md files. Module module name: zenn-cli version: 0.1.39 npm page: https://www.npmjs.com/package/zenn-cli Module Description Manage Zenn content locally 👩‍💻 Module Stats 885 weekly downloads...

Revive Adserver: Reflected XSS on /www/delivery/afr.php (bypass of report #775693)

It is possible to bypass the first fix of this XSS by closing the script tag, and then opening a new one. cURL PoC is trivial : curl "https://revive-instance/www/delivery/afr.php?refresh=10000&alert1" The response will be : Advertisement alert1&loc="', 10000000; // -- body margin:0; height:100%;...

Open-Xchange: A specially crafted message sent to the local delivery agent (LMTP) causes the LMTP child process to issue a panic (call i_panic)

Summary Sending a message to the local delivery agent with the number of MIME parts more than the dovecot core threshold of MIME parts results in ipanic. In the case of LMTP server it causes the child to abort connection. I believe that this can be quite problematic, if such a message lands in th...

Internet Bug Bounty: CVE-2017-13041 The ICMPv6 parser in tcpdump before 4.9.2 has a buffer over-read in print-icmp6.c:icmp6_nodeinfo_print().

Description: Versions of tcpdump before 4.9.2 are vulnerable to a buffer over-read in print-icmp6.c. This vulnerability was disclosed to the tcpdump maintainers and was recently patched in version 4.9.2 and disclosed as CVE-2017-13041. Patch:...

Open-Xchange: Pre-auth Denial-of-Service in Dovecot RPA implementation

Hi, Dovecot security team. I am Orange from DEVCORE security team. We just did a little security audit on the authentication mechanism of Dovecot, and found a buffer over-read in RPA implementation. In the mech-rpa.c, the function rpareadbuffer doesn't check that the length could be zero, and pas...

GitLab: Path traversal in Nuget Package Registry

Summary There's a path traversal issue in Nuget package registry which was released to GitLab-EE recently. The issue allows an attacker to create any file with an extension “.nupkg” in the filesystem. By combining the bug with a race condition in Gitaly which I used several times before 762421,...

Internet Bug Bounty: Tcpdump before 4.9.3 has a buffer over-read in print-802_11.c (CVE-2018-16227)

Versions of tcpdump before 4.9.3 are vulnerable to a buffer over-read in print-80211.c. This vulnerability was disclosed to the tcpdump maintainers and was recently patched in version 4.9.3 and disclosed as CVE-2018-16227. I was credited with finding and disclosing this vulnerability:...

Mail.ru: Publicly Accessible Harshi Corp Consul

Consul interface was available from outside on one of my.com subdomains...

Nextcloud: Reflected XSS / Markup Injection in `index.php/svg/core/logo/logo` parameter `color`

I just found a reflected Cross-Site Scripting XSS vulnerability in Nextcloud Server that affects current stable and dates back to at least 15.0.5. The vulnerability seems mitigated by a Content-Security-Policy CSP, but there might be a residual risk for phishing, due to the CSP's lack of a...

Mail.ru: CSRF уязвимость позволяет взять беспроцентный кредит пользователю cfire.mail.ru

CSRF vulnerability in Crossfire cfire.mail.ru allowed to force user to request game credit. On the time of reporting, game/business logic vulnerabilities in cfire.mail.ru are not covered by bug bounty program...

RATELIMITED: Missing Protection Mechanism in Mail Servers allows malicious user to use staff.ratelimited.me email could lead to identity theft.

Hello ratelimited, I'm not really sure how your mail servers being configured but i guess there is a mis-configuration or missing protection mechanism that fails to verify if the email that is going to be sent are only made by authorized ratelimited staff only. From this point of view a malicious...

Internet Bug Bounty: Buffer over-write in finfo_open with malformed magic file.

https://bugs.php.net/bug.php?id=71527 This bug causes a segfault when running with environment variable USEZENDALLOC set to 0, and also when compiled with ASAN with USEZENDALLOC set and unset. To reproduce, run the following PHP file, with the example magic file below. $ cat magic-open.php Magic...

CFP Time: Missing Two Factor Authentication in /admin/login

Hello Team, First of all this report is just mainly concern for Suggested security improvements based on your policy page. If and only if not mean possible, please do let me know. Thanks! INTRODUCTION Administrative panel is one of the main entry point for the website owner to manage their web ap...

HackerOne: Race Condition in Flag Submission

Summary: This report describes a Race Condition Vulnerability which allow an authenticated user to submit the same Flag multiple times. Increasing the user points and therefore the chances to get an invitation to a private program. Steps To Reproduce To reproduce this bug, you need to: 1. Login...

Chaturbate: Missing Rate Limitation at /photo_videos/photoset/create

Hello,I discovered that one is able to create an unlimited number of albums Via /photovideos/photoset/create/ Steps To Reproduce: 1.Login And Go to http://fr.chaturbate.co /photovideos/photoset/create/ 2.Fill the form 3.Enable a proxy interception tool e.g Burp Suite 4.Click Save 5.Send the POST...

Mail.ru: ******.*****.my.com open proxy

A proxy host in my.com domain related to partner service located in external network was misconfigured as an open proxy...

Chaturbate: Missing CSRF Protection in /stats EndPoint.

EndPoint /affiliates/stats. doesnot verify the CSRF Tokens Steps To Reproduce: 1. Login with the your account 2. Navigate to the URL https://chaturbate.com/affiliates/stats.. 3. Check the stats in default its todays date or this week in select period. 4. Intercept the request and change the...

GitLab: Unauthenticated blind SSRF in OAuth Jira authorization controller

The Oauth::Jira::AuthorizationsControlleraccesstoken endpoint is vulnerable to a blind SSRF vulnerability. The vulnerability allows an attacker to make arbitrary HTTP/HTTPS requests inside a GitLab instance's network. Proof of concept To reproduce the vulnerability, follow the steps below. - spin...

Ruby: OpenSSL::X509::Name Equality Check Does Not Work, Patch included

When two OpenSSL::X509::Name objects are compared using ==, depending on the ordering, non-equal objects will return true. When the first argument is one character longer than the second, or the second argument contains a character that is one less than a character in the same position of the fir...

New Relic: Missing security best practices (leads to further impact)

Vulnerabilities:- 1.Use of old passwords is possiblecurrent password can be used as new password. 2.Email notification is not being sent to linked mail account while changing passwords steps to reproduce the two issues create account with password example badcracker@123 change password to...

Mail.ru: XSS на странице account.mail.ru/recovery

Reflected XSS via GET parameters in account.mail.ru...

Nextcloud: Accessing to download.nextcloud.com from original ip adreess | insecure Download

Hi team , Summary I found that when I can access from original ip to the web site ,.This disable Https secure connection. Description First I make DNS Lookup to find the ip adress download.nextcloud.com has address 88.198.160.133 F313820 Now When I open The website from download.nextcloud.com I s...

HackerOne: Harvesting all private invites using leave program fast-tracked invitation and security@ email forwarding feature

Hi HackerOne, Summary: I have found a way that it is possible to harvest all private invitation using the new Leave Program feature together with the security@ email forwarding feature without any user interaction. --- Description: First, when the program activated the security@ email forwarding ...

Open-Xchange: IDOR to view other user folder name

TESTED ACCOUNT: ================= [email protected] STEP TO REPRODUCE ==================== there is IDOR in viewing other user folder name GET...

U.S. Dept Of Defense: Remote Code Execution (RCE) in a DoD website

SUMMARY: ==================== The DoD https://██████/psc/EXPROD1/ Web System uses the Oracle PeopleSoft platform which is vulnerable to Remote Code Execution RCE and Denial of Service Attacks DoS over a Java Object Deserialization CWE-502 in the “monitor” service. Thus an attacker can generate an...

LocalTapiola: xmlrpc.php FILE IS enable it will used for bruteforce attack and denial of service

hy https://www.lahitapiolarahoitus.fi is wordpress site Wordpress that have xmlrpc.php enabled for pingbacks, trackbacks, etc. can be made as a part of a huge botnet causing a major DDOS. The website https://www.lahitapiolarahoitus.fi has the xmlrpc.php file enabled and could thus be potentially...

Valve: Xss was found by exploiting the URL markdown on http://store.steampowered.com

Hello guys I found an xss vulnerability on store.steampowered.com markdown POC http://store.steampowered.com/widget/386360/?t=url=google.com:/onclick=%27alertdocument.domain%27url=xss/url Here is my exploit url=google.com:/onclick='alertdocument.domain'url=xss/url Steps 1 - go to any product 2 -...

Informatica: [http://www.informatica.com]- info disclosure

Researcher has identified and reported an sensitive information leakage in one of our domain. He helped us in resolving the issue...

VK.com: error

Useless logs. Сначало был информатиФФФФ потом лог удалили и ресолвед бат ноу баунти...

Internet Bug Bounty: Inappropriate URL parsing may cause security risk!

Description ----- The behaviors in parseurl and httpwrap/cURL are different Original bug report ----- - https://bugs.php.net/bug.php?id=74192 Note ----- - CVE-2017-7189 assigned Thanks : Impact SSRF...

Slack: Information leakage and default open port

@freem0 found Prometheus plugin output that was exposed at one of our servers. The information exposed including some OS information metrics about memory usage, but no customer data was at risk and no exploit was possible. Thank you @freem0!...

Inflection: Reflected Cross-site Scripting Vulnerability via JSON Error Message

Researcher uncovered a vulnerability where invalid JSON input was reflected back in the server error response. A specially-crafted invalid JSON request could then be used to trigger a reflected XSS on any page where the server error response was rendered in HTML...

Unikrn: Email abuse and Referral Abuse

Summary: Abuse of Email Invite and Referral Abuse Description: Logic Flaws : 1. Users have been provided with an option to invite friends as referrals. It is possible to abuse your email invite service by repeating the same request. It is a discredit to unikrn if someone repeatedly sends the...

Legal Robot: Password reset token issue

Hi Team, Step to Repro Request for password reset link. Go to email and click on password reset link https://app.legalrobot.com/password-reset/token?v=gHonjdcdLTpmax2pHSXtaRlQrs2eHpTl7TXUpMfjjh Now remove the token and use the link https://app.legalrobot.com/password-reset/ Observe that able to...

Quora: XSS through `__e2e_action_id` delivered by JSONP

Summary: The e2eactionid params used with POST requests to /servercallPOST?m= endpoint is not properly escaped when reflected back on a response allowing to inject Javascript. Also, another issue on some methods such as /servercallPOST?m=edit allows - with a strong premise discussed on the...

HackerOne: Reading redacted data via hackbot's answers

Summary: Hello, I have found a way to use hackbot's automated duplication answers to reveal redacted data via brute force. This is restricted by the length of the report and number of radacted items. For short report with little content and just 1-2 redacted texts this is rather easy to accomplis...

WakaTime: Unsafe Inline and Eval CSP Usage

Hi Team, The HTTP header of the wakatime.com website includes an unsafe CSP parameter for "script-src". Impact: However, the "script-src" parameter is set to "unsafe-inline" or "unsafe-eval", which allows injection of user passed values, which in result can be misused for Cross-Site Scripting...

HackerOne: Updating payout preference to CurrencyCloud doesn't notify user via email

When change payment method in user's payments, then a notification about Change payment method is sent to the user email. However, user not always gets a notification about change payment method - when change payment method via add payout method on Payout Methods, then such a notification is not...

Gratipay: CSP "script-src" includes "unsafe-inline" in https://gratipay.com

SUMMARY: Related Report: 225833 Gratipay is using unsafe-inline in script-src csp headers which allows the use of inline resources, such as inline elements, javascript: URLs, inline event handlers, and inline elements. Proof Of Concept By Using cURL: curl -I https://gratipay.com The results See m...

VK.com: Возможность взлома любого пользователя, не использующего двухфакторной аутентификации, через получения кода восстановления на чужой номер.

Уязвимость в библиотеке приложения VK на Android, позволяющая получить на свой номер код для восстановления некоторых страниц. Из-за уязвимости можно было отправить код восстановления любой страницы на чужой номер, спасала только двухфакторная аутентификация...