Topcoder: CSRF on https://apps.topcoder.com/wiki/plugins/socialbookmarking/updatebookmark.action

Summary: Hi : There is a CSRF on creating bookmarks form. Steps To Reproduce: There is no CSRF token or anything like that on https://apps.topcoder.com/wiki/plugins/socialbookmarking/updatebookmark.action. I added the poc html file below. When someone opens this html file, or we can add it into o...

Topcoder: Post Based Reflected XSS on https://apps.topcoder.com/wiki/plugins/socialbookmarking/updatebookmark.action

Summary: Hi : A post based reflected XSS occurs when creating bookmarks. Steps To Reproduce: Title and Labels parameters are vulnerable to XSS on https://apps.topcoder.com/wiki/plugins/socialbookmarking/updatebookmark.action. This form uses POST request so i added HTML file below. When someone...

Topcoder: Reflected XSS on https://apps.topcoder.com/wiki/plugins/socialbookmarking/updatebookmark.action

Summary: Hi : A reflected XSS occurs when creating bookmarks. Steps To Reproduce: A user can create bookmarks on https://apps.topcoder.com/wiki/plugins/socialbookmarking/updatebookmark.action. In this url redirect and url parameters are vulnerable to XSS. PoC:...

Topcoder: Stored XSS on https://apps.topcoder.com/wiki/plugins/socialbookmarking/updatebookmark.action

Summary: Hi : Adding javascript url causes to stored XSS when creating bookmark. Steps To Reproduce: Go to https://apps.topcoder.com/wiki/plugins/socialbookmarking/updatebookmark.action . Write javascript:alertdocument.domain on url input and fill other areas. After create, go...

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...

Open-Xchange: Pre-auth buffer over-read in Dovecot NTLM 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 NTLM implementation. The structure of NTLM field is defined in ntlm-types.h c struct ntlmsspbuffer uint16t length; /...

Topcoder: Reflected XSS on https://apps.topcoder.com/wiki/pages/createpage.action

Summary: Hi : A reflected XSS occurs on https://apps.topcoder.com/wiki/pages/createpage.action when creating wiki pages. Steps To Reproduce: A user can create wiki pages on https://apps.topcoder.com/wiki/pages/createpage.action?spaceKey=tcwiki. In this url parentPageString and labelsString...

Topcoder: Reflected XSS on https://apps.topcoder.com/wiki/page/

Summary: Hi : A reflected XSS occurs on https://apps.topcoder.com/wiki/pages/doeditattachment.action when editing wiki pages attachments. Steps To Reproduce: A user can add attachments on https://apps.topcoder.com/wiki/pages/viewpageattachments.action?pageId=165871793 a wiki page and can edit on...

Topcoder: Reflected XSS on https://apps.topcoder.com/wiki/

Summary: Hi : A reflected XSS occurs on https://apps.topcoder.com/wiki/plugins/tinymce/wysiwyg-insertlink.action when creating wiki pages. Steps To Reproduce: A user can create wiki page on https://apps.topcoder.com/wiki/pages/createpage.action?spaceKey=tcwiki. A url can be inserted this page. Wh...

Brave Software: HTTP Request Smuggling

When malformed or abnormal HTTP requests are interpreted by one or more entities in the data flow between the user and the web server, such as a proxy or firewall, they can be interpreted inconsistently, allowing the attacker to "smuggle" a request to one device without the other device being awa...

Unikrn: Lack of Input sanitization leads to database Character encoding configuration Disclosure

Summary: Email Input field during Register is not properly sanitized leads to sql error Steps To Reproduce: During Register use '💩' character in email field Impact Information Exposure Through an Error Message ███████...

MTN Group: XMLRPC, Enabling XPSA and Bruteforce and DOS + A file disclosing installer-logs.

Summary: XMLRPC+Installerlogs+BackupFilename+Adminusername+disclosure Steps To Reproduce: 1. I was able to successfully exploit XMLRPC with the traditional method, the brute-force was done the username was there in the Installer Logs 2. path to XMLRPC is http://13.92.255.102/xmlrpc.php + the...

Nord Security: Incorrect control of the trial period

The report by @corryl identified an issue with service expire time validation. A user was able to bypass the subscription period validation checks which in turn allowed a user to use our service for free for a certain time...

Nextcloud: Bypass hide download Nextcloud Share

Summary Hello everyone, accidentally browsing through nextcloud, I have found a small vulnerability on nextcloud server. This vulnerability allow download the file when the download function has been hidden Here is the error details. If anything is wrong please respond to me. Thanks you...

Open-Xchange: Blind SSRF in /appsuite/api/oxodocumentfilter&action=addfile

Summary Logic in AddFileAction.getImageDataFromUrl for fetching images from external URLs when handling /appsuite/api/oxodocumentfilter&action=addfile implemented here validates the redirected URLs only after following all redirects java response = httpClient.executegetRequest, context; int...

MTN Group: SQL Injection on the administrator panel

Hello team. The admin panel of the website is mtngbissau.com or is vulnerable to sql attack via https://mtngbissau.com/webadmin/index.php Request POST /webadmin/index.php HTTP/1.1 Host: mtngbissau.com User-Agent: Mozilla/5.0 X11; Linux x8664; rv:68.0 Gecko/20100101 Firefox/68.0 Accept:...

U.S. Dept Of Defense: Arbitrary file upload and stored XSS via ███ support request

Summary: A malicious user can upload files of any type when submitting a support request. Impact This would allow the attacker to upload malicious executable files as well as .html or .svg files which would allow the attacker to execute malicious code on behalf of the ████ customer support...

Open-Xchange: reading the stack data of the imap process

in dovecot / core in the imap-client-hibernate.c file in the imaphibernatehandshake function, lines 31..39 contain vulnerable code: cpp else if ret = readfd, buf, sizeofbuf-1 0 && bufret-1 == '\n' bufret-1 = '\0'; if versionstringverifybuf, "imap-hibernate", 1 return 0; ierror"%s sent invalid...

Node.js third-party modules: [xps] Command Injection via insecure command concatenation

I would like to report a Command Injection issue in the xps module. It allows to execute arbitrary commands on the victim's PC. Module module name: xps version: 1.0.2 npm page: https://www.npmjs.com/package/xps Module Description xps is a cross-platform library for listing and killing processes...

Helium: unpermitted user can change the device name of admin account

Invited user with only the read-only permission can change the device name in admin account 1.create two account 'A 'and 'B ' in console.helium 2.Invited the account 'B' with 'A' by giving the read-only permission 3.In account 'B' trying to delete the organization created by admin account 'A' and...

Glassdoor: Get all personal email IDs of Glassdoor users[No user interaction required]

Thanks @safehacker2715 for reporting this finding to us and for your great work with a PoC. Keep up the good work and looking forward to more findings from you. Glassdoor sent me an email asking me to upload my resume on Job portal. This email provided a direct link to the upload screen...

Node.js third-party modules: [vboxmanage.js] Command Injection via insecure command concatenation

I would like to report a Command Injection issue in the vboxmanage.js module. It allows to execute arbitrary commands on the victim's PC. Module module name: vboxmanage.js version: 1.0.6 npm page: https://www.npmjs.com/package/vboxmanage.js Module Description A wrapper for VirtualBox CLI with...

Lark Technologies: Hyper Link Injection while signup

A hyperlink injection attack was reported on the Lark website. This flaw has since been remediated. We thank @susantwagle123 for reporting this to our team and confirming the resolution...

Zomato: Page has a link to google drive which has logos and a few customer phone recordings

Description: Go to ███████ Refer to the screenshot below ██████ As you can see in the above image, there is is link to access zomato logos.This redirected me to a google drive page which not only had logos but also customer care recordings where sensitive information like Customer mobile...

Node.js third-party modules: Prototype Pollution lodash 4.17.15

I would like to report Prototype Pollution in lodash version 4.17.15 It allows Denial of Service and more. Module module name: lodash version: 4.17.15 npm page: https://www.npmjs.com/package/lodash Module Description The Lodash library exported as Node.js modules. Module Stats 27M in the last wee...

Kubernetes: There is any issue No valid SPF Records

There is a email spoofing vulnerability.Email spoofing is the forgery of an email header so that the message appears to have originated from someone or somewhere other than the actual source. Email spoofing is a tactic used in phishing and spam campaigns because people are more likely to open an...

Mail.ru: [panel.city-mobil.ru/admin/] Blind XSS via partner name (similar to #746505)

It was possible to cause XSS condition in admin panel of Citymobil by setting malformed partner name in https://fleet.city-mobil.ru/front/ The issue is really similar to 746505. The original issue was exploited via editing an existed user - we could add blind XSS payload during user editing. The...

Slack: Workspace configuration metadata disclosure

Slack allows users to create a Workspace using the Get Started page, located at https://slack.com/get-started/create. This process uses workspace metadata to direct the user-provided email address to existing Slack accounts. However, if a domain pertaining to an Enterprise customer is submitted...

Node.js third-party modules: [diskstats] Command Injection via insecure command concatenation

I would like to report a Command Injection issue in the diskstats module. It allows to execute arbitrary commands on the victim's PC. Module module name: diskstats version: 0.0.2 npm page: https://www.npmjs.com/package/diskstats Module Description This library uses df to pull disk information suc...

U.S. Dept Of Defense: RXSS - https://███/

Hello All I Found RXSS in your OWN Website Steps:- Add Payload XSS To /████?view= Example:- https://████/█████████?view=%3Cscript%3Ealert%22xElkomy%22%3C/script%3E Payloads:- Any payloads XSS Fix:- Filter input on arrival Encode data on output Use appropriate response headers Content Security...

Mail.ru: Cross-organization data access in city-mobil.ru

A legitimate partner's superuser account could have access to information of driver belonging to different partner, including passport and driving license data. Combined Improrer Access + IDOR It was possible to get access to passport, drive license any taxi driver. As well as changed settings...

Kubernetes: Compromise of node can lead to compromise of pods on other nodes

Hi Kubernetes team, Summary: If an attacker manages to escape a eg. privileged container and gains access to the underlying node it can replace the Kubelet process listening on port 10250/10255 on the node. A fake Kubelet server issueing 301 redirects can trick 'kubectl' or other clients into...

Node.js third-party modules: [extra-asciinema] Command Injection via insecure command formatting

I would like to report a Command Injection issue in the extra-asciinema module. It allows to execute arbitrary commands on the victim's PC. Module module name: extra-asciinema version: 1.0.5 npm page: https://www.npmjs.com/package/extra-asciinema Module Description asciinema is a terminal screen...

Node.js third-party modules: [extra-ffmpeg] Command Injection via insecure command formatting

I would like to report a Command Injection issue in the extra-ffmpeg module. It allows to execute arbitrary commands on the victim's PC. Module module name: extra-ffmpeg version: 4.0.3 npm page: https://www.npmjs.com/package/extra-ffmpeg Module Description Decode, encode, transcode, mux, demux,...

Open-Xchange: SSRF protection bypass in /appsuite/api/oxodocumentfilter addfile action

Summary The URL validation logic applied when handling /appsuite/api/oxodocumentfilter&action=addfile suffers from three defects which can be used to execute Time of Check Time of Use ToCToU SSRF attack. This issue allows malicious actors to execute HTTP GET requests on internal network services...

HackerOne: Subdomain takeover of resources.hackerone.com

Hello, I just went to https://resources.hackerone.com/ and it shows an error "Non-hub domain, The URL you've accessed does not provide a hub. Please check the URL and try again." also i've checked the CNAME is poiting to read.uberflip.com which means if it is not added it can be added to any...

Node.js third-party modules: [devcert] Command Injection via insecure command formatting

I would like to report a Command Injection issue in the devcert module. It allows to execute arbitrary commands on the victim's PC. Module module name: devcert version: 1.1.0 npm page: https://www.npmjs.com/package/devcert Module Description devcert - Development SSL made easy Module Stats 276,46...

Concrete CMS: SSRF bypass

This simply describes a bypass for report at https://hackerone.com/reports/243865, using a decimal notation encoded IP address 0177.0.0.1 currently bypasses the limitations in place for localhost. crayons re-submitting report including "magic" string Concrete5 version used is 8.5.2 Impact...

Reddit: XSS in redditmedia.com can compromise data of reddit.com

Description Hi, i would like to report a XSS in redditmedia.com that can affect the reddit.com application. In redditmedia.com domain we are in the domain that reddit.com use to get all the thumbmails of any post. I found that redditmedia.com/gtm/jail uses the "id" parameter to get a valid GTM id...

Mail.ru: bit.games - sql-inj

Привет комманда. У bit.games есть сервис по загрузке картинок. На нём я обнаружил sql-inj. Домен: https://bit5.ru/ Уязвимый запрос: POST /filter/ajaxgetnewcontents?style=icons&sort=order&ord=desc&folders=42446&lastcontentid=1 HTTP/1.1 Host: bit5.ru User-Agent: Java Accept: application/json,...

Nuri: GraphQL introspection query works through unauthenticated WebSocket

Summary: It is possible to execute GraphQL introspection query through unauthenticated WebSocket connection. PoC included. Steps To Reproduce: To simplify reproducing I provided a simple html PoC file. 1. Start python static http server in directory with poc file: python3 -m http.server this step...

U.S. Dept Of Defense: No Rate Limiting on https://██████/██████████/accounts/password/reset/ endpoint leads to Denial of Service

Summary: No-Rate Limit on Password reset endpoint results mail-spam functionality to be abused. Additionally, the password-reset link remain the same after each request. Description: Malicious user could Spear-target █████████ user mail and Spam it for as many requests as he would like. Possible...

LY Corporation: Spring Actuator endpoints publicly available, leading to account takeover

Due to insufficient access controls, it was possible to access the Spring Boot Actuator endpoints /heapdump and /env. The /heapdump endpoint leaks data from the Java Virtual Machine, leading to disclosure of admin credentials, user tokens and a combination of other data. This endpoint was not...

Semrush: OAuth `redirect_uri` bypass using IDN homograph attack resulting in user's access token leakage

Issue Summary: It was found that SEMrush OAuth implementation fails to properly validate the value of redirecturi parameter which was bypassed using IDN homograph attack which results in leaking the user's access token to an attacker-controlled domain name. IDN homography attack exploits the fact...

RGhost: Idor on the DELETE /comments/

Summary: Idor on /comments Steps To Reproduce: Make sure you have 2 different ID's to maintain 2 different session for ensurity 1. The request can be tamper with the ID of different comment both the functions of edit/delete can be used 2. Delete gets hampered with the Captcha which is thrown but...

Elastic: Remote Code Execution in coming Kibana 7.7.0

Summary: Kibana 7.7.0 as per commit c5f682cb is vulnerable to a remote code execution vulnerability that is similar to the one reported in https://hackerone.com/reports/852613 Kibana 7.7.0 is not released, so this is an experiment. I know that getting these reports is more valuable to Elastic pri...

Clario: Cookie injection leads to complete DoS over whole domain *.mackeeper.com. Injection point accountstage.mackeeper.com/

Summary: The cookie bomb works by setting large cookies that are way too big making the server decline any request send with them for having a too long request header. PoC 1. Open below link and click on link https://unequaledfloor.htmlpasta.com/ 2. Now open https://accountstage.mackeeper.com/ or...

HackerOne: Attacker with an Old account might still be able to DoS ctf.hacker101.com by sending a Crafted request

Summary: by sending a crafted request on ctf.hacker101.com a very long delay with a response of error 502 has been observed I suspect that if I made this request on multiple tabs on my browser concurrently, it may cause ctf.hacker101.com to crash thats why I haven't tried it. Description: By...

LY Corporation: SSRF restricted to HTTP/HTML on LINE Social Plugins (https://social-plugins.line.me/)

LINE Social Plugins https://social-plugins.line.me/ is a service that provides LINE users with content sharing on the web. This SSRF attack was caused by bypassing the DNS verification of the parameter value received to check the page information of shared content. Attacks were only possible with...

Shopify: Staff member with no permission can delete POS staff from account settings

Hello Team Description Shopify POS also has staff settings only for POS purposes where an admin can add POS Shopify staff along with fname,lname, email address, and generated pin. Reference - https://help.shopify.com/en/manual/sell-in-person/pos-classic/setup/staff-settings After creation, Shopif...