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Date: Mon, 30 Jun 2014 12:09:21 +0000 From: dxw Security <security@....com> To: fulldisclosure@...lists.org Subject: [FD] Local File Inclusion in Theme My Login 6.3.9 provides access to arbitrary files and could facilitate arbitrary code execution (WordPress plugin) Details ================ Software: Theme My Login Version: 6.3.9 Homepage: http://wordpress.org/plugins/theme-my-login/ Advisory report: https://security.dxw.com/advisories/lfi-in-theme-my-login/ CVE: Awaiting assignment CVSS: 6.5 (Medium; AV:N/AC:L/Au:S/C:P/I:P/A:P) Description ================ Local File Inclusion in Theme My Login 6.3.9 provides access to arbitrary files and could facilitate arbitrary code execution Vulnerability ================ Users able to edit posts are able to use a shortcode which is vulnerable to local file inclusion. This can allow an attacker read-only access to any non-PHP file, or the ability to execute arbitrary code if they can upload a PHP file. Proof of concept ================ Depending on the exact path to your WordPress installation, the following may or may not cause the contents of /etc/passwd to be displayed (adjust as necessary): [theme-my-login login_template=\"../../../../../../../../../etc/passwd\"] Mitigations ================ Upgrade to version 6.3.10 or later. Please note that while the changelog for version 6.3.10 labels this as a potential vulnerability, this plugin is in fact categorically vulnerable as described above. Users of this plugin should not consider version 6.3.10 to be an optional or low-priority upgrade. Disclosure policy ================ dxw believes in responsible disclosure. Your attention is drawn to our disclosure policy: https://security.dxw.com/disclosure/ Please contact us on security@....com to acknowledge this report if you received it via a third party (for example, plugins@...dpress.org) as they generally cannot communicate with us on your behalf. This vulnerability will be published if we do not receive a response to this report with 14 days. Timeline ================ 2014-06-10: Discovered 2014-06-25: Reported to WP.org; contact information requested from author 2014-06-26: Reported to author 2014-06-27: Author reports fixed 2014–6-30: Published Discovered by dxw: ================ Tom Adams Please visit security.dxw.com for more information. _______________________________________________ Sent through the Full Disclosure mailing list http://nmap.org/mailman/listinfo/fulldisclosure Web Archives & RSS: http://seclists.org/fulldisclosure/
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