Sophos UTM 9.405-5 / 9.404-5 Information Disclosure
Posted on 03 October 2016
Product: Sophos UTM Vendor: Sophos ltd. Internal reference: ? (Bug ID) Vulnerability type: Information Disclosure Vulnerable version: 9.405-5, 9.404-5 and possible other versions affected (not tested) Vulnerable component: Frontend Report confidence: yes Solution status: Not fixed by Vendor, no further responses from vendor. Fixed versions: - Researcher credits: Tim Schughart & Khanh Quoc Pham of ProSec Networks Vendor notification: 2016-09-01 Solution date: - Public disclosure: 2016-09-30 CVE reference: CVE-2016-7397 CVSSv3: 6.7 AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:N Report timeline: 2016-09-01: Contacted Vendor, vendor acknowledged, no further response 2016-09-12: Contacted Vendor again, started to fix 2016-09-30: Contacted Vendor again, because there has been no response to our request and our initial told disclosing date, no response again. 2016-09-30: Public Disclosure. Vulnerability Details: The password is reflected to DOM and is readable through the "value" field of the SMTP user settings in notifications tab. You have to be authenticated to access the configuration tab. Risk: An attacker gets access to the configured mailbox. Because of Sophos UTM is a multi user system, this is a problem in bigger company environments with splitted admin rights. The surface scope is changed, because in bigger environments you are getting access to the configured mailbox, which results in an integrity loss. Steps to reproduce: See vulnerability details. -- Product: Sophos UTM Vendor: Sophos ltd. Internal reference: ? (Bug ID) Vulnerability type: Information Disclosure Vulnerable version: 9.405-5, 9.404-5 and possible other versions affected (not tested) Vulnerable component: Frontend Report confidence: ? Solution status: Not fixed by Vendor Fixed versions: - Researcher credits: Tim Schughart & Khanh Quoc Pham of ProSec Networks Vendor notification: 2016-09-01 Solution date: - Public disclosure: 2016-10-01 CVE reference: CVE-2016-7442 CVSSv3: 6.7 AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:N Vulnerability Details: The password is reflected to DOM and is readable through the "value" field of the proxy user settings in the system settings / scan settings / anti spam. You have to be authenticated to access the configuration tab. Risk: An attacker gets access to the configured proxy user. Because of Sophos UTM is a multi user system, this is a problem in bigger company environments with splitted admin rights. The surface scope is changed, because in bigger environments you are getting access to the configured proxy user, which results in an privilege escalation. Steps to reproduce: See vulnerability details. Best regards / Mit freundlichen GrA1/4Aen Tim Schughart CEO / GeschA$?ftsfA1/4hrer -- ProSec Networks e.K. Ellingshohl 82 56077 Koblenz Website: https://www.prosec-networks.com E-Mail: t.schughart@prosec.networks.com Mobile: +49 (0)157 7901 5826 Phone: +49 (0)261 450 930 90 "This E-Mail communication may contain CONFIDENTIAL, PRIVILEGED and/or LEGALLY PROTECTED information and is intended only for the named recipient(s). Any unauthorized use, dissemination, copying or forwarding is strictly prohibited. If you are not the intended recipient and have received this email communication in error, please notify the sender immediately, delete it and destroy all copies of this E-Mail. VAT ID: DE290654714 legal domicile Koblenz, HRA 21625.a "Diese E-Mail Mitteilung kann VERTRAULICHE, dem BERUFSGEHEIMNIS UNTERLIEGENDE und/oder RECHTLICH GESCHATZTE Informationen enthalten und ist ausschlieAlich fA1/4r den/die genannten Adressaten bestimmt. Jede unbefugte Nutzung, Weitergabe, VervielfA$?ltigung oder Versendung ist strengstens verboten. Sollten Sie nicht der angegebene Adressat sein und diese E-Mail Mitteilung irrtA1/4mlich erhalten haben, informieren Sie bitte sofort den Absender, lAPschen diese E-Mail und vernichten alle Kopien. USt-IdNr.: DE290654714, Amtsgericht Koblenz, HRA 21625."
