CVE-2019-10405 Scanner.
Jenkins <=2.196 - Cookie Exposure
Free and read-only. Scan only sites you own or are allowed to test.
What This Check Does.
Read-only
It only asks your site for public pages, the way a browser would. Nothing is changed, uploaded or stored.
Up to 2 requests
A small, fixed number of requests, so the check is quick and will not load your site.
Looks for CVE-2019-10405
It looks for the specific sign of this one vulnerability and ends with a clear answer: vulnerable, not vulnerable, or could not be determined.
About CVE-2019-10405. What It Means.
Jenkins through 2.196, LTS 2.176.3 and earlier prints the value of the cookie on the /whoAmI/ URL despite it being marked HttpOnly, thus making it possible to steal cookie-based authentication credentials if the URL is exposed or accessed via another cross-site scripting issue.
FAQ
Common Questions.
Jenkins <=2.196 - Cookie Exposure. Jenkins through 2.196, LTS 2.176.3 and earlier prints the value of the cookie on the /whoAmI/ URL despite it being marked HttpOnly, thus making it possible to steal cookie-based authentication credentials if the URL is exposed or accessed via another cross-site scripting issue.
Atlas sends up to 2 read-only requests to your site and looks for the specific sign of CVE-2019-10405 in Jenkins. Nothing is changed, uploaded or stored on your site.
CVE-2019-10405 is not on the CISA Known Exploited Vulnerabilities list at the time of writing, but it is still worth fixing. Its CVSS score is 5.4.
Yes. The check only reads public pages, the same way a browser or a search engine would. Scan only sites you own or are allowed to test.
It means no sign of CVE-2019-10405 was found by this read-only check. It does not prove the site is free of other weaknesses.
Update Jenkins to the latest version from the vendor, or follow the vendor's advice to switch off the affected feature. The vendor links and details are in the CVE-2019-10405 briefing linked on this page.
Scan only sites you own or have written permission to test. A result of Not Vulnerable means this read-only check found no sign of CVE-2019-10405; it is not a guarantee that the site is secure.