WordPress CSV Import-Export 1.1 Cross Site Scripting
Posted on 20 December 2017
Product: CSV Import-Export Wordpress Plugin - https://wordpress.org/plugins/csv-import-export/ Vendor: eSparkBiz Tested version: 1.1 CVE ID: CVE-2017-17753 ** CVE description ** Multiple cross-site scripting (XSS) vulnerabilities in the esb-csv-import-export plugin through 1.1 for WordPress allow remote attackers to inject arbitrary web script or HTML via the (1) cie_type, (2) cie_import, (3) cie_update, or (4) cie_ignore parameter to includes/admin/views/esb-cie-import-export-page.php. ** Technical details ** In the conditional block at includes/admin/views/esb-cie-import-export-page.php:21, the cie_type, cie_import, cie_update and cie_ignore HTTP GET parameters are echoed back to user without proper sanitization. Vulnerable code: https://plugins.trac.wordpress.org/browser/csv-import-export/trunk/includes/admin/views/esb-cie-import-export-page.php#L21 ** Proof of Concept ** http://<host>/wordpress/wp-admin/admin.php?page=esb-cie-import-export-page&cie_ignore=<script>alert(document.cookie);</script> ** Solution ** No fix available yet. ** Timeline ** 12/10/2017: vendor contacted; no reply 24/10/2017: vendor contacted; no reply 31/10/2017: vendor contacted; vendor asks for more details then stops replying 05/12/2017: vendor contacted; no reply 19/12/2017: report published ** Credits ** Vulnerability discovered by Nicolas Buzy-Debat working at Orange Cyberdefense Singapore (CERT-LEXSI). -- Best Regards, Nicolas Buzy-Debat Orange Cyberdefense Singapore (CERT-LEXSI) _________________________________________________________________________________________________________________________ Ce message et ses pieces jointes peuvent contenir des informations confidentielles ou privilegiees et ne doivent donc pas etre diffuses, exploites ou copies sans autorisation. Si vous avez recu ce message par erreur, veuillez le signaler a l'expediteur et le detruire ainsi que les pieces jointes. Les messages electroniques etant susceptibles d'alteration, Orange decline toute responsabilite si ce message a ete altere, deforme ou falsifie. Merci. This message and its attachments may contain confidential or privileged information that may be protected by law; they should not be distributed, used or copied without authorisation. If you have received this email in error, please notify the sender and delete this message and its attachments. As emails may be altered, Orange is not liable for messages that have been modified, changed or falsified. Thank you.