The Page_Load function in Umbraco.Web/umbraco.presentation/umbraco/dashboard/FeedProxy.aspx.cs in Umbraco before 7.4.0 allows remote attackers to conduct server-side request forgery (SSRF) attacks via the url parameter.
The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.
Link | Tags |
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http://issues.umbraco.org/issue/U4-7457 | issue tracking |
http://www.openwall.com/lists/oss-security/2016/02/17/1 | third party advisory mailing list |
http://www.openwall.com/lists/oss-security/2016/02/18/8 | third party advisory mailing list |
http://www.openwall.com/lists/oss-security/2016/02/17/5 | mailing list third party advisory exploit |
https://github.com/umbraco/Umbraco-CMS/commit/924a016ffe7ae7ea6d516c07a7852f0095eddbce | patch vendor advisory |
http://www.openwall.com/lists/oss-security/2016/02/16/10 | third party advisory mailing list |