Fat Free CRM before 0.26.0 IDOR via CommentsController update and destroy

Fat Free CRM before 0.26.0 contains an insecure direct object reference vulnerability that allows authenticated users to modify or delete other users' comments because CommentsController#update and #destroy use an unscoped Comment.find without authorization checks. Attackers can send PUT or DELETE requests to /comments/:id with enumerable sequential IDs to edit or delete comments on contacts, accounts, leads, and opportunities owned by others.

Remote Denial of Service via Tasks endpoint in fat_free_crm

fat_free_crm is a an open source, Ruby on Rails customer relationship management platform (CRM). In versions prior to 0.20.1 an authenticated user can perform a remote Denial of Service attack against Fat Free CRM via bucket access. The vulnerability has been patched in commit `c85a254` and will be available in release `0.20.1`. Users are advised to upgrade or to manually apply patch `c85a254`. There are no known workarounds for this issue.

Fat Free CRM before 0.13.6 allows remote attackers to conduct cross-site request forgery (CSRF) attacks via a request without the authenticity_token, as demonstrated by a crafted HTML page that creates a new administrator account.

Multiple cross-site scripting (XSS) vulnerabilities in app/views/layouts/application.html.haml in Fat Free CRM before 0.13.3 allow remote attackers to inject arbitrary web script or HTML via the (1) username, (2) first name, or (3) last name in a (a) create or (b) edit user action.

Fat Free CRM before 0.12.1 does not restrict XML serialization, which allows remote attackers to obtain sensitive information via a direct request, as demonstrated by a request for users/1.xml, a different vulnerability than CVE-2013-7224.

Multiple cross-site request forgery (CSRF) vulnerabilities in Fat Free CRM before 0.12.1 allow remote attackers to hijack the authentication of unspecified victims via unknown vectors, related to the lack of a protect_from_forgery line in app/controllers/application_controller.rb.

config/initializers/secret_token.rb in Fat Free CRM before 0.12.1 has a fixed FatFreeCRM::Application.config.secret_token value, which makes it easier for remote attackers to spoof signed cookies by referring to the key in the source code.

Fat Free CRM before 0.12.1 does not restrict JSON serialization, which allows remote attackers to obtain sensitive information via a direct request, as demonstrated by a request for users/1.json.

Multiple SQL injection vulnerabilities in app/controllers/home_controller.rb in Fat Free CRM before 0.12.1 allow remote authenticated users to execute arbitrary SQL commands via (1) the homepage timeline feature or (2) the activity feature.

HTML Injection has been discovered in the v0.19.0 version of the Fat Free CRM product via an authenticated request to the /comments URI. NOTE: the vendor disputes the significance of this report because some HTML formatting (such as with an H1 element) is allowed, but there is a XSS protection mechanism.

Fat Free CRM before 0.18.1 has XSS in the tags_helper in app/helpers/tags_helper.rb.

FatFreeCRM version <=0.14.1, >=0.15.0 <=0.15.1, >=0.16.0 <=0.16.3, >=0.17.0 <=0.17.2, ==0.18.0 contains a Cross Site Scripting (XSS) vulnerability in commit 6d60bc8ed010c4eda05d6645c64849f415f68d65 that can result in Javascript execution. This attack appear to be exploitable via Content with Javascript payload will be executed on end user browsers when they visit the page. This vulnerability appears to have been fixed in 0.18.1, 0.17.3, 0.16.4, 0.15.2, 0.14.2.