New Relic: Stored admin-to-owner XSS at infrastructure alerts runbook URL leading to account takeover by malicious admin

Hey team, I have discovered a stored XSS vulnerability at infrastructure alerts runbook URL. There is a filter that is not allowed this URL to be with javascript: scheme, but I have found a way to bypass it. Alerts can't be created/modified by users with role lower than "admin" so I will show you...

New Relic: Urgent! Stored XSS at plugin's violations leading to account takeover

Hey team, I have found a stored XSS which is fired at plugin's Violations page. This vulnerability can be used by malicious plugin maker to take over any account which installs this malicious plugin. Vulnerability details The Violations page contain the following script inside its source code: ht...

New Relic: CSTI at Plugin page leading to active stored XSS (Publisher name)

Hey team, I have discovered the CSTI vulnerability at NR single Plugin page leading to stored XSS. To plant the payload you need to publish new plugin using account having the payload inside its name. Below I show you the easiest way to reproduce this using a python script which creates the new...

New Relic: Stored XSS at APM key transactions list

Hey team, I have discovered an XSS firing at APM key transactions list. Steps to reproduce 1 Sign into the APM with some account with some account which can change the APM application name 2 Navigate to some app, which has tracked key transactions, or switch on tracking of some its transaction by...

New Relic: Stored XSS firing at the "Add chart to note" popup

Hey team, I have long found that a request retrieving content for Add chart to note popup is XSS-vulnerable. The following Add to note popup F484252 retrieves its content via the following request: http GET...

New Relic: Stored XSS firing at transaction map (applicationName field)

Hey team, I have discovered the stored XSS vulnerability which is triggered at transaction map. The transaction map is retrieved via GET-request to the URL like https://rpm.newrelic.com/accounts/2319495/applications/143826822/transactions/2877762416/transactionmap. The response contains the...

New Relic: Stored XSS at APM apps labels autocomplete dropdown (apps listing)

Hey team, I have discovered the stored XSS vulnerability triggered at APM apps labels autocomplete dropdown. Only admins are able to add labels to apps, so it seemed to me that this XSS impact is "admin to owner" only. But I googled a little and stumbled upon the NEWRELICLABELS environment variab...

New Relic: Stored XSS at APM applications listing

Hello team, I have discovered that the attacker which can create APM app or modify the existing app name can cause a stored XSS firing at APM apps listing page. There is a script like the following at the APM apps listing page: javascript window.applicationData =...

New Relic: Giving myself access to NR1 UI / one.newrelic.com without the proper feature flags on my account

@jonbottarini discovered a way to access the NR1 UI prior to it being generally available. This allowed him to test against and evaluate NR1 while it was still in a prerelease state. He describes the techniques used in this blog post. I used Burp Suite's match/replace rules to find this issue,...

New Relic: Full name of other accounts exposed through NR API Explorer (another workaround of #476958)

It's the gift that keeps on giving, and I've found another gift! Another way to find the full name of another New Relic user, without having them confirm their account and join your team. Thsi time I make use of the New Relic API which pulls details for me through the /v2/users.json endpoint. Ste...

New Relic: CSRF at acknowledging an incident

Hey team, I have discovered that the incident acknowledge action is made using GET request, so it is vulnerable to CSRF attack. Steps to reproduce 1. Sign into the Alerts app as some user having permission to acknowledge the incidents 2. Make sure there is at least one inacknowledged incident 3...

New Relic: Stored XSS in notes (charts) because of insecure chart data JSON generation

Hey team, I have discovered vulnerability of chart data JSON generation endpoint when the chart is displayed inside a note allowing attacker to inject arbitrary fields into it and leading to stored XSS. The impact is higher than usual here because the payload remains after publishing a note so th...

New Relic: CSRF at adding new role (user-management.service.newrelic.com)

Hey New Relic security team, I have discovered a CSRF-vulnerability allowing attacker to create new custom role on behalf of victim. The role creation endpoint does not implement correct CSRF-protection so it can be bypassed. The exploited works fine at least at latest Firefox browser. Steps to...

New Relic: Password theft login.newrelic.com via Request Smuggling

Hi, The Rails application at login.newrelic.com is accessed through a proxy written in Golang, and an nginx server. By sending an ambiguous request, an attacker can desynchronize these servers, leaving the socket to the backend poisoned with a harmful response. This response will then be served u...

New Relic: Bypass of #447975 - view mobile application token though "Application Information" sidebar on Installation page

In 447975 I demonstrated that it was possible to view the application token for a mobile app by visiting the upgrade page - this was subsequently fixed by disallowing access completely for a restricted user to view that page. I've found a workaround to this fix, and in doing so I've enable my...

New Relic: GET request to accounts.json on support site leaks the root account license key and the browser license key to a restricted user

Overview As a restricted user, you cannot view the main account license key. If you are logged into your restricted user account, and visit https://support.newrelic.com/, when you attempt to create a ticket the root account license key will be exposed in the request. Steps to Reproduce 1. From a...

New Relic: IDOR allows accounts to view full name of other accounts based on email through share notes feature

This is a similar IDOR that I've reported in the past - but now that "anything goes" is in scope I looked around and tried to find other areas within the application that this might exist in. And I found it while sharing a note: Steps to Reproduce From new user creation page: 1. Add a new user to...

New Relic: Ability to view monitor names of other NR accounts through internal API (v3) via "monitor_id" parameter

NR Alerts gives you the granularity to set alert conditions on an alert policy depending on the conditions you specify at the https://alerts.newrelic.com/accounts/ACCOUNTNUMBER/policies/POLICYID/conditions/new URL. When you select an entity for the condition, the application does not check to...

New Relic: The impossibility of inclusion of the trial (BROWSER)

Hello! Found a problem that reveals a query in the newrelic database in connection with receiving a server error on a normal domain https://rpm.newrelic.com/browser/id this is not! The problem is that I can't run the trial version through the EU. Getting 500-server message: "Internal Server Error...

New Relic: [NR Insights] IDOR - Modify the filter settings for any NR Insights dashboard through internal_api endpoint

An IDOR exists allowing me to change the filter settings of any account on New Relic through the following PUT request: PUT /internalapi/1/accounts/1523936/dashboards/687944/filter HTTP/1.1 Host: insights.newrelic.com User-Agent: Mozilla/5.0 Macintosh; Intel Mac OS X 10.14; rv:63.0 Gecko/20100101...