HackerOne: Report Duplicate Detector can match deleted and draft reports, may disclose title and vulnerability information

When a Report is submitted on HackerOne.com, a feature called the Report Duplicate Detector helps program members and triagers find potential duplicates of the submitted report. This feature will match against all reports that were submitted to the program. When the feature was introduced, all...

MyEtherWallet: PIN bypass

Summary: MEW apk has improper rate limit. When we try to brute force the PIN, we are rate limited for 5 minutes after 5 or 6 attempt. In my testing I found that it was checking the device's local time so by changing it we can brute force the PIN. Steps To Reproduce: 1.Install MEW app from play...

Basecamp: Information Disclosure .htaccess accesible for public

Hello team! While doing a preliminary recon on the sub domain of "launchpad.37signals.com" I've come across a few sensitive files that should not be facing the public web; I'll leave you a list organized by criticality and some proof. Information disclosure of path .htaccess on the subdomain of...

Mail.ru: informations disclosure(Email,Numbers,Agreements, admin Sessions and more ...) through a PostgreSQL database belongs to (legium-back.corp.mail.ru)

Reported a vulnerability in legium.io cloud service, which is not part of Mail.Ru. legium.io is located outside the Mail.Ru infrastructure and does not have access to our company's product data. According to the rules in this case the service refers to Ext.O Third party project. While legium.io...

GitHub Security Lab: C++: Support Pqxx connector to search for sql injections to Postgres

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

GitHub Security Lab: Java: CodeQL query for unsafe RMI deserialization

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

GitHub Security Lab: ihsinme: CPP Add query for CWE-783 Operator Precedence Logic Error When Use Bool Type

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

GitHub Security Lab: [JavaScript]: CWE-1004: Sensitive cookie without HttpOnly

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

GitHub Security Lab: [GO] CWE-1004: Sensitive cookie without HttpOnly

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

GitHub Security Lab: [Java]: CWE-502 Add UnsafeDeserialization sinks

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

GitHub Security Lab: [Java] BeanShell Injection

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

Urban Company: Insufficient Session Expiration

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! Name of Vulnerability:...

Nextcloud: ApiService#fetch serves content as text/html and inline Content-Disposition

https://github.com/nextcloud/text/blame/0bc7c3300607d57ee512dbf61497daec23961a12/lib/Service/ApiService.phpL109-L120 Impact XSS...

Acronis: FULL SSRF

hello dear support i have found full ssrf on https://summit.acronis.events step go to here https://summit.acronis.events 2 login into website 3 open this link...

Reddit: hardcoded api secret & api key in com.reddit.frontpage

hi security team, in file Resources/Resources.arsc/res/values/strings.xml i have found ███ ███ It shouldn't be disclosed to third parties it meant for deveoplers as per https://developer.twitter.com/en/docs/authentication/oauth-2-0/bearer-tokens poc:- curl --user "██████:███" --data...

Mail.ru: Stored XSS on top.mail.ru

Stored XSS via incorrect handling of http page headers on top.mail.ru at created counters...

HackerOne: Mishandling of hackerone clear background checks resulting in disclosure of other hacker's information

Summary: Mishandling of hackerone clear background checks resulting in disclosure of other hacker's information . Description: I received a hackerone clear invite for "█████" I am not █████. There appears to be some kind of off by one error or similar problem with the hackerone clear invites! fir...

MTN Group: information discloure via logs files at ==> https://ihelp.mtnbusiness.com/logfiles/Log_21-06-2021.txt

Hi MTN team , i got a 500 error show the full path of the windows server containing the log file of today i navigate to it == https://ihelp.mtnbusiness.com/logfiles/Log21-06-2021.txt i saw all logins i made with user administrator as u see the logs files is a date Log21-06-2021.txt you can read...

Urban Company: Broken Link on Urban Company's Vulnerability Submission Form

Summary: - Urban Company has an unclaimed broken link on their HackerOne security page which can be claimed by any malicious user. And then later the malicious user can exploit this issue to deceive new researchers to submit their legitimate findings to the wrong hands. Steps To Reproduce: 1.Visi...

Weblate: No rate Limit on Add new Translation Project

Attacker able to create unlimited Translation projects which lead to no more project name for the users who wanted to create new project on hosted.weblate.org Below is the POC video which ,you can go through Impact Other users cant use the project names there wanted and attacker can occupy space...

Node.js: HTTP Request Smuggling due to accepting space before colon

Summary: The llhttp parser in the httpmodule in Node 16.3.0 accepts requests with a space SP right after the header name before the colon. This can lead to HTTP Request Smuggling HRS. Description: When Node receives the following request: GET / HTTP/1.1 Host: localhost:5000 Content-Length : 5 hel...

Unikrn: Open URL Redirection

Open URL Redirect Steps To Reproduce: 1 Go to the following link & Register for new account https://unikrn.com/██████ 2 After registering It will redirect to example.com Reference: https://www.owasp.org/index.php/UnvalidatedRedirectsandForwardsCheatSheet Impact The attacker can force the user to...

WordPress: wp-embed XSS on Safari

An XSS vulnerability was discovered in the open embed auto discovery function of WordPress. The vulnerability allowed an attacker to execute malicious JavaScript code by embedding a blog post on a victim's WordPress site. The vulnerability affected Safari browsers and potentially other browsers...

Kubernetes: AWS Load Balancer Controller can be used by an attacker to modify rules of any Security Group that they are able to tag

Report Submission Form Summary: The IAM Policy of AWS Load Balancer Controller allows it to modify rules of any SG on the AWS Account. This is legitimately used to manage Security Groups created by the controller when an Ingress resource doesn’t explicit a SG. Annotations can be added to the...

Internet Bug Bounty: Fragmentation and Aggregation Flaws in Wi-Fi

I discovered three design flaws in the Wi-Fi standard and widespread related implementation flaws see GitHub overview and test tool. Here I'll specifically cover open source software. These findings have not received bug bounties from other sources. Implementation flaws allowing trivial packet...

Node.js: HTTP Request Smuggling due to ignoring chunk extensions

Summary: The llhttp parser in the http module in Node 16.3.0 ignores chunk extensions when parsing the body of chunked requests. This leads to HTTP Request Smuggling HRS when a Node server is put behind an Apache Traffic Server ATS 9.0.0 proxy. Description: In the chunked transfer encoding format...

Kubernetes: AWS Load Balancer Controller Managed Security Groups can be replaced by an unprivileged attacker

Report Submission Form Summary: When creating an Ingress of class alb, by default, AWS Load Balancer Controller creates a managed SG and attaches it to the created ALB. This SG limits which ports of the ALB are accessible by whom. An attacker is able to craft another SG that can be used to trick...

Proctorio: Universal Cross-Site Scripting vulnerability

Sector7.nl notified Proctorio that there was a universal cross-site scripting vulnerability within the browser extension on June 17th, 2021. This vulnerability was patched on June 24th, 2021. Sector7.nl and other researchers were notified on June 25th. On August 3rd, 2021 Sector7.nl confirmed the...

Semrush: Improper input validation in projects leads to fully deny access to project resources

INTRODUCTION Accounts used to search for this vulnerability: - id: █████████ email:███ - id: █████████ email: █████████ Most of the requests made to test the vulnerability were made with the "X-hackerone: adam" header IP used: ████ / ███ Endpoint URL:...

Reddit: [dubsmash] Long String in 'shoutout' Parameter Leading Internal server Error on Popular hastags , Community and User Profile

Summary: If the user input a long string in the 'shoutout' parameter of the 'CreateVideo' API then all the APIs where this video is supposed to appear eg: hashtag API, community API, and user profile API will throw 'internal server error' in the response. This will cause a denial of service attac...

Urban Dictionary: CSRF to Reflected XSS at echo.urbandictionary.biz via spoofing content type

The host was vulnerable to XSS due to the fact that it reflected any sent POST request body when the request was sent to an existing or non-existent filename with the .html extension, which spoofed the response content type to HTML...

Rockstar Games: Social Club Account Takeover Via RGL And Steam/Epic Linked Account

In this report, the researcher discovered and demonstrated a method to hijack access to a Social Club account via a previously-linked Epic Games or Steam account. To perform the attack, the attacker first needed access to a Steam or Epic Games account with entitlement to a game with Social Club...

U.S. Dept Of Defense: [CVE-2020-3452] on ███████

The following subdomain is vulnerable to CVE-2020-3452, which is an unauthenticated file read in Cisco ASA & Cisco Firepower. URL: https://████/ Vulnerable URL: https://███/+CSCOT+/translation-table?type=mst&textdomain=/%2bCSCOE%2b/portalinc.lua&default-language&lang=../ ██████████ Resources:...

curl: CVE-2021-22926: CURLOPT_SSLCERT mixup with Secure Transport

Summary: libcurl Secure Transport SSL backend fails to secure the CURLOPTSSLCERT against current directory file overriding the keychain nickname specified. This leads to the possibility of locally created file overriding the CURLOPTSSLCERT specified certificate and thus causing denial of service...

HackerOne: Private program disclosure through notifications

Hello Team, Summary: I recently came across hackerone report: https://hackerone.com/reports/1179241 . I though this was fixed but today I have have faced similar experience. I have received a Scope and policy update from the program "██████" which I am not part of. ████████ When I was clicking on...

MCUboot: private keys exposed on the GitHub repository

Summary: When I searched Github for sensitive information I found some privet key in GitHub repository. these are private RSA key and private server key, which could be used for unauthorized access. Steps To Reproduce: VISIT THESE LINKS: Repository : EX:...

Bumble: Exfiltrating a victim's exact location (to within 5m)

I used Bumble's distance feature to exfiltrate the exact location to within approx 5m of a victim. I did this by using the Bumble API to move my attacker account's location around the approximate area of the victim. I was able to obtain the exact distance between attacker and victim at 3 separate...

Reddit: Domain Takeover of Reddit.ru via DNS Hijacking

Summary I discovered that Reddit.ru was vulnerable to DNS hijacking via DNS provider, Reg.ru. This would allow a malicious attacker to control the content on this domain, as well as, create email addresses associated with it... I'm going to be totally honest and say that any of us ethical hackers...

Ping Identity: Broken Link on Ping Identity's Vulnerability Submission Form on Hackerone

Summary: Ping Identity has an unclaimed broken link on their HackerOne security page which can be claimed by any malicious user, who could then exploit this issue with clever social engineering to deceive new researchers to submit their legitimate findings to the wrong hands. Similar to this...

X (Formerly Twitter): Identify the mobile number of a twitter user

Summary: By exploiting this security vulnerability we can detect the mobile number of a twitter user. Description: This security vulnerability is of type "Information disclosure" it allows to exploit Flawed behavior of the twitter system to obtain distinct responses when different error states...

Zivver: ADB Backup is enabled within AndroidManifest

In this report, it was highlighted that the ADB backup feature enabled in the Android application could be used by an attacker with physical access to the victim's device to 'migrate' data from app storage on the phone and later possibly extract secrets from that backup. For this attack to succee...

Acronis: bypass sql injection #1109311

hello dear support i have found SQL injection and bypass this case 1109311 Tests performed: 0'XORifnow=sysdate,sleep15,0XOR'Z = 20.002 0'XORifnow=sysdate,sleep6,0XOR'Z = 7.282 0'XORifnow=sysdate,sleep0,0XOR'Z = 0.912 0'XORifnow=sysdate,sleep15,0XOR'Z = 16.553 0'XORifnow=sysdate,sleep3,0XOR'Z =...

Acronis: IP restriction bypass via X-Forwarded-For header

The vulnerability allowed unauthorized access to a restricted endpoint by manipulating the X-Forwarded-For header. This resulted in information disclosure that the organization intended to keep private...

QIWI: Account Takeover through registration to the same email address

На ресурсе shop.tochka.com была обнаружена уязвимость, приводящая к перехвату аккаунта с помощью регистрации нескольких аккаунтов на один почтовый ящик...

curl: CVE-2021-22925: TELNET stack contents disclosure again

Summary: CVE-2021-22898: TELNET stack contents disclosure 1176461 issue was recently reported for curl and it was addressed in curl 7.77.0: https://curl.se/docs/CVE-2021-22898.html https://github.com/curl/curl/commit/39ce47f219b09c380b81f89fe54ac586c8db6bde https://hackerone.com/reports/1176461...

U.S. Dept Of Defense: XSS Reflected - ██████████

Hi Team, I found a XSS Reflected. https://██████████/███onload=%22prompt1 Thanks DRauschkolb Impact XSS vulnerabilities can be used to trick a web user into executing a malicious script, potentially revealing a user's web session information or modify web content & even steal cookies. System Host...

U.S. Dept Of Defense: XSS Reflected - ███

Hi Team, I found a XSS Reflected. https://██████/Telerik.ReportViewer.axd?optype=Parameters&bgColor=000000%22onload=%22prompt1 Thans DRauschkolb Impact XSS vulnerabilities can be used to trick a web user into executing a malicious script, potentially revealing a user's web session information or...

curl: CVE-2021-22924: Bad connection reuse due to flawed path name checks

Summary: Curlsslconfigmatches attempts to compare whether two SSL connections have identical SSL security options or not. The idea is to avoid reusing a connection that uses less secure, or completely different security options such as capath, cainfo or certificate/issuer pinning. Unfortunately...

Nextcloud: Sensitive files/ data exists post deletion of user account

In the latest android app ,I created an account in the name of [email protected]. After few activities,deleted the account . Files containing user emails and tokens still exist.Relevant files not deleted upon deletion of account. Content of files post deletion of account:...

Meredith: Shop - Reflected XSS With Clickjacking Leads to Steal User's Cookie In Two Domain

Hii Security Team , I am S Rahul MCEHMetaxone Certified Ethical Hacker and a Security Researcher I just checked your website and found Reflected XSS to Good XSS Clickjacking In Two Domain Description:- As the search parameter is vulnerable to XSS and but the plus point is there is no...