Node.js third-party modules: [simplehttpserver] Stored XSS in file names leads to malicious JavaScript code execution when directory listing is output in HTML

Hi Guys, simplehttpserver allows to embed HTML in file names, which in certain conditions might lead to execute malicious JavaScript. Module: 'simpehttpserver' is simple imitiation of python's SimpleHTTPServer and intended for testing, development and debugging purposes...

Coursera: [www.coursera.org] Leaking password reset link on referrer header

Hi team, the user gets the email with a password reset link when opening it you will be redirected to password reset page when clicking on external links within the reset password page leaked password reset token in the referer header. steps: 1. open lost password page 2. enter your email and cli...

HackerOne: Reverse Tabnabbing Vulnerability in Outgoing Links

The external links in the reports are not properly handled, using the issue the links can access the openers and replace them with some other page. To Verify the issue, just go to any report which do have any external link and inspect the proceed button. Where the issue lies: rel="noreferrer"...

Snapchat: Subdomain Takeover via Unclaimed WordPress site

@ysx found a bitstripsforschools CNAME entry pointing to an unclaimed WordPress domain, which could be taken over by an external party. The CNAME entry was for a product that is no longer active. An unclaimed WordPress domain mapping upgrade could be leveraged to assume the...

Alvosec: Alvocrypt uses a cryptographically insecure PRNG.

Dear Alvosec bug bounty team, Summary --- A PRNG is an algorithm used to produce random-looking numbers with certain desirable statistical properties. In order for a PRNG to be cryptographically secure it must be resistant to prediction. The generatepass function in Alvocrypt currently uses...

Snapchat: RTLO char allowed in chat

Hey all, There seems to be no filtering of strange unicode characters such as U+202E which is an Right-To-Left-Override. I can send messages like "Hey check out my new song at example.com/songrtlo3pm.exe" and everyone would see the link as "example.com/songexe.mp3". Links that end with .exe are...

Internet Bug Bounty: CVE-2016-7418 PHP Out-Of-Bounds Read in php_wddx_push_element

CVE-2016-7418 PHP Out-Of-Bounds Read in phpwddxpushelement 1. Affected Version + PHP 7.0.10 + PHP 5.6.25 2. Credit This vulnerability was discovered by Ke Liu of Tencent's Xuanwu LAB. 3. Testing Environments + OS: Ubuntu + PHP: 7.0.10 + Compiler: Clang + CFLAGS: -g -O0 -fsanitize=address 4. PoC...

Dropbox: XSS in OAuth Redirect Url

Hello guys, I found a XSS vulnerability in the OAuth Redirect Url parameter . So deep into the bug : Go to https://www.dropbox.com/developers/ Create an application In Redirect URIs , if you try to add javascript:alert1 it will tell you that javascript protocol is not accepted. But if you try to...

Uber: Authentication Issue for easter egg on bonjour.uber.com

This probably ok, almost definitely is just informative but thought I would throw it out here anyways. : bonjour.uber.com hosts an easter egg view source and scroll down where the passcode is insecurely stored as a javascript variable. The source for the easter egg is: html //error easter egg -...

Veris: SSL/TLS BEAST ATTACK VULNERABILITY

hello, i m pentesting sandbox.veris.in and found that it is vulnerable to SSL/TLS BEAST ATTACK vulnerability at port 443. PoC Supported versions: TLSv1.0 TLSv1.1 TLSv1.2 Deflate compression: no Supported cipher suites ORDER IS NOT SIGNIFICANT: TLSv1.0 RSAWITH3DESEDECBCSHA DHERSAWITH3DESEDECBCSHA...

Internet Bug Bounty: Multiple Use After Free Vulnerabilites in unserialize()

https://bugs.php.net/bug.php?id=70166 https://bugs.php.net/bug.php?id=70168 https://bugs.php.net/bug.php?id=70169...

Internet Bug Bounty: Usage of disabled protocol in curl

CVE-2024-2004 was a vulnerability in the usage of disabled protocols in curl. When a protocol selection parameter option disabled all protocols without adding any, the default set of protocols remained in the allowed set due to an error in the logic for removing protocols. This flaw was assessed ...

Publitas: CORS Misconfiguration on █████

A cross-origin resource sharing misconfiguration was found that could allow an attacker to steal sensitive user information or force unwanted actions. The misconfiguration allowed credentials and enabled CORS for external domains. A proof of concept was shown that could exploit this to exfiltrate...

PlayStation: Remote vulnerabilities in spp

A vulnerability was discovered in the spp PPPoE implementation on the PS4/PS5. The vulnerability could allow a malicious PPPoE server to cause a heap buffer overwrite and overread, potentially leading to denial-of-service or remote code execution in kernel context. The vulnerability was caused by...

HackerOne: Takeover of hackerone.engineering via Github

The hacker was able to take over the hackerone.engineering domain after a brief misconfiguration window on GitHub. They claimed the domain in their own repository while the DNS records were still pointing towards GitHub. The issue has been resolved and no malware was found on the site during the...

Internet Bug Bounty: CVE-2023-28322: more POST-after-PUT confusion

Libcurl, a popular open-source library for transferring data over HTTPS, had a vulnerability CVE-2023-28322 that could allow an attacker to inject data or cause the application to misbehave. The vulnerability was caused by a logic flaw that could cause libcurl to use the wrong callback function...

Newegg: Endpoint disclosing user password

Summary: Hi team, @teamtsk here, while testing your assets I found user passwords getting leaked while editing the user profile. We can edit our profile by visiting https://secure.newegg.com/account/settings. In that, we can change our login email also, but we need the user's password to change o...

curl: CVE-2023-28320: siglongjmp race condition

A race condition vulnerability existed in libcurl's siglongjmp call when using the USEALARMTIMEOUT codepath for DNS resolution. If two threads performed DNS resolving, a wrong register context could be used on the signal handler siglongjmp call if DNS timeout occurred, resulting in a segmentation...

Internet Bug Bounty: CVE-2022-32214 - HTTP Request Smuggling Due To Improper Delimiting of Header Fields

Original Report: https://hackerone.com/reports/1524692 Impact Depending on the specific web application, HRS can lead to cache poisoning, bypassing of security layers, stealing of credentials and so on...

LinkedIn: Add me email address Authentication bypass

hi, this vulnerability can able to access user account without email verification in linkedins' add me email address function page. user add mail2 email address. without mail2 email address verification user can fully access mail1 linkedin account using mail2 email address. In linkedin mobile...

curl: CVE-2022-27782: TLS and SSH connection too eager reuse

Summary: Curl fails to consider some security related options when reusing TLS connections. For example: - CURLOPTSSLOPTIONS - CURLOPTPROXYSSLOPTIONS - CURLOPTCRLFILE - CURLOPTPROXYCRLFILE As a result for example TLS connection with lower security CURLSSLOPTALLOWBEAST, CURLSSLOPTNOREVOKE connecti...

Internet Bug Bounty: Regexes with large repetitions on empty sub-expressions take a very long time to parse

Rust's regex crate guarantees a linear time complexity with regex length for compilation of untrusted regexes. However, existing mitigations for known malicious regexes are based on memory usage and, as such, do not mitigate repetitions of empty sub-expressions. For example, the following payload...

Internet Bug Bounty: Invalid handling of X509_verify_cert() internal errors in libssl (CVE-2021-4044)

Internally libssl in OpenSSL calls X509verifycert on the client side to verify a certificate supplied by a server. That function may return a negative return value to indicate an internal error for example out of memory. Such a negative return value is mishandled by OpenSSL and will cause an IO...

U.S. Dept Of Defense: CVE-2020-3452 on https://█████/

Hello team, I hope you're doing well, healthy & wealthy. I found a CVE-2020-3452 path traversal and here is the explanation. A vulnerability in the web services interface of Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software could allow an...

Fastify: 1-click DOS in fastify-static via directly passing user's input to new URL() of NodeJS without try/catch

Summary: When fastify-static is mounted at root and registered the option redirect: true default of redirect option is false, the following line directly feed user's input which is req.raw.url to URL API without try/catch: https://github.com/fastify/fastify-static/blob/master/index.jsL439. A remo...

GitHub Security Lab: ihsinme: Add query for CWE-758 Reliance on Undefined, Unspecified, or Implementation-Defined Behavior

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

U.S. Dept Of Defense: XSS DUE TO CVE-2020-3580

Hello Team, During my research, I found the following host to be vulnerable to CVE 2020-3580 which is POST BASED XSS. Vulnerable URL: https://████/+CSCOE+/saml/sp/acs?tgname=a Impact Attackers can steal cookies and even takeover accounts and perform different malicious activities. System Hosts ██...

GitHub Security Lab: ihsinme: CPP Add query for CWE-1126: Declaration of Variable with Unnecessarily Wide Scope

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

HackerOne: Changing the 2FA secret key and backup codes without knowing the 2FA OTP

Summary: After the setup of 2FA, disabling or editing it should require the 2FA OTP. But it can be bypassed. Steps To Reproduce: 1 Sign in to a new HackerOne account. 2 Setup 2FA; and 3 Try to disable it without knowing the OTP. You can't, you need to know the Authentication Code or Backup Code...

GitLab: RCE via unsafe inline Kramdown options when rendering certain Wiki pages

Summary When rendering wiki content with certain extensions such as .rmd, renderwikicontent will call othermarkupunsafe which will end up calling GitHub::Markup.render from the github-markup gem. Files with any extension can be uploaded by checking out the wiki with git, commiting the files and...

Automattic: Reflected XSS due to vulnerable version of sockjs

Summary: There is reflected XSS on .simperium.com. The bug exists due to a vulnerable version of sockjs library. Platforms Affected: simperium.com js.simperium.com Steps To Reproduce: 1. Visit https://simperium.com/sock/1/0/0/0/htmlfile?c=alert'XSS'// 2. You will see an alert message because of...

Acronis: licenses key disclosure

Summary Hi team i found the licenses key stored as cleat text i think it important Steps To Reproduce 1. Go to this link https://dl.acronis.com/u/pdf/workstationlicenses.txt 2.And this link https://dl.acronis.com/u/pdf/serverlicenses.txt 3. You can see all licenses key Impact I think I can use th...

Nextcloud: Two-factor authentication enforcement bypass

the attacker could bypass the two-factor authentication enforcement Steps to reproduce 1. Login with an Administrator account. 2. Click on your administrator profile icon. 3. Users - Add group - group name: Enforcement. 4. New User - Username: Bypass - Password: NextCloudEnforcement - Add User in...

Mail.ru: unclaimed subdomain special.rkeeper.ru to takeover from tilda.cc

Domain, site, application -- http://special.rkeeper.ru/ Testing environment -- OS version, browser information, settings and prerequisites to reproduce vulnerability, testing tools used, etc Steps to reproduce: 1. create account on tilda.cc 1. create a aproject then a domain will be assigned to...

U.S. Dept Of Defense: CSRF to account takeover in https://███████.mil/

Summary: Hello Description: Impact Step-by-step Reproduction Instructions 1. Go to https://███.mil/ and login using your credintials 2. Now Click on change password 3. First turn the intercept of burp to on and enter your secondary email id and password and click on register password...

Basecamp: HEY.com email stored XSS

An attacker can bypass the HEY.com HTML sanitizer and inject arbitrary unsafe HTML in emails. To reproduce the bug you have to send raw HTML-formatted email. You can do it e.g. with the Sendmail tool on Linux. Example email: plain From: [email protected] To: [email protected] Subject: HackerOne test...

Mail.ru: CVE-2016-6415 on api-staging.plazius.ru [46.148.201.218]

Unpatched CVE-2016-6415 vulnerability could potentially lead to information disclosure on the host in plazius.ru infrastructure...

U.S. Dept Of Defense: [██████████.mil] Cisco VPN Service Path Traversal

Hi team. Summary The Cisco VPN Service at ██████.mil is vulnerable to the CVE-2020-3452 vulnerability, which allows path traversing within the web service's file system on the targeted device. Steps to Reproduce Make a GET request to: http...

Kubernetes: DoS for client-go jsonpath func

Summary: jsonpath recursive descent cause a DoS vul kubectl apiextensions-apiserver cli-runtime and kubernetes is depends on client-go I think evalRecursive cause of this vulnerability function pos: client-go/util/jsonpath/jsonpath.go:451 Component Version: client-go:master Steps To Reproduce: i...

Internet Bug Bounty: Cache Poisoning

Summary: An attacker can cause Squid to return to the user attacker controlled data, for any domain. From Squid-4.7 and below both HTTPS and FTP could be poisoned. This is due to Squid URL decoding parts of the Request URL and using that to create a hash. Request that decode to the same URL will...

Mail.ru: CSRF on https://market.my.games

Description Hi team, While exploring https://market.my.games/ domain, I got this domain is vulnerable to CSRF. This site include an X-CSRFToken in headers but it seems the server doesn't validate it at all. Many endpoints require application/json as their content-type so we can't exploit this iss...

Mail.ru: turboslim.lady.mail.ru - Blind sql-injection.

Blind time based SQL injection in turboslim.lady.mail.ru promo page due to insecure use of GET parameter Уязвимость была в GET-параметре...

Semrush: Reflected XSS on https://www.semrush.com/my_reports/externalSource/callback/googleAccountsGMB

Researcher found reflected XSS vulnerability on https://www.semrush.com/myreports/externalSource/callback/googleAccountsGMB Report: The parameter status is missing sanitization in the following url: https://www.semrush.com/myreports/externalSource/callback/googleAccountsGMB?status=xssalert//...

Node.js third-party modules: Several simple remote code execution in pdf-image

I would like to report "A simple remote code execution" in "pdf-image". It allows "a remote attacker to execute arbitrary code when several functions of the PDFImage class are called and the class loaded from user-input value". Module module name: pdf-image version: latest npm page:...

VK.com: Мини-уязвимость в обработке ссылок

Проблема с парсингом ссылок. В 2013 существовал баг, который позволял при нажатии на лайк к записи перенаправить пользователя по ссылке. Необходимо было закодировать любую ссылку в HTML-мнемонику типа & ; и после публикации разметка у поста сразу ломалась. Тогда эту, со стороны безобидную, дырку...

X (Formerly Twitter): XSS and Open Redirect on MoPub Login

Summary: I found open redirect at the MoPub login page, https://app.mopub.com/login?next=https://google.com. It also allows javascript URIs, leading to XSS. Description: You can modify the "next" URL parameter to redirect to any website upon logging in on MoPub. Steps To Reproduce: 1. Take this...

HackerOne: Password not checked when disabling 2FA on HackerOne

Hi, when I was submitted a report to a program that request 2FA ON, I notice that if you try to disable this option will ask for backup code - password and if you enter a random password in the request filed and a correct backup code it will be successfully disabled the 2FA without check if the...

Trint Ltd: IDOR to update folder name of other user

Summary There is an IDOR to update folder name of other user Steps To Reproduce: - user A login to the application and see the folder name F494331 - user B login to the application and call the API with the projectId of user A POST / HTTP/1.1 Host: graphql2.trint.com User-Agent: Mozilla/5.0 Windo...

Dropbox: Algorithmic complexity vulnerability in ZXCVBN leads to remote denial of service attack

@davidrenardy discovered that the ZXCVBN algorithm is quadratic in time complexity, which implies that the user can submit an arbitrarily long password to the library, leading to a potential denial of service attack if performed at scale. Given how ZXCVBN is used at Dropbox, we accept the Denial ...

Snapchat: Server-Side Request Forgery using Javascript allows to exfill data from Google Metadata

Hey there, I was looking at your ads site with @daeken, we found some weird behavior in the import function of the creative app. Here are the steps: POC - Login to https://business.snapchat.com/ - Go to creative library - New Creative - Under "Topsnap Media", click on "Create" - Click on any of t...