Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.1701 Palo Alto Networks Security Advisories / CVE-2017-7529 14 May 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Nginx Publisher: Palo Alto Operating System: Network Appliance Impact/Access: Access Confidential Data -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2017-7529 Reference: ESB-2017.2148 ESB-2017.1752 ESB-2017.1738 Original Bulletin: https://securityadvisories.paloaltonetworks.com/CVE-2017-7529 - --------------------------BEGIN INCLUDED TEXT-------------------- Palo Alto Networks Security Advisories / CVE-2017-7529 CVE-2017-7529 PAN-OS: Nginx integer overflow may lead to information leak 047910 Severity 5.3 . MEDIUM Attack Vector NETWORK Attack Complexity LOW Privileges Required NONE User Interaction NONE Scope UNCHANGED Confidentiality Impact LOW Integrity Impact NONE Availability Impact NONE NVD JSON Published: 2020-05-13 Updated: 2020-05-13 Ref#: PAN-117479 Description Nginx web-server included with PAN-OS is vulnerable to an integer overflow vulnerability that can leak potentially a cache file header if a response was returned from cache. This issue affects: PAN-OS 7.1 versions earlier than 7.1.26; All versions of PAN-OS 8.0; PAN-OS 8.1 versions earlier than 8.1.13; PAN-OS 9.0 versions earlier than 9.0.6. Product Status PAN-OS Versions Affected Unaffected 9.2 >= 9.2.0 9.1 >= 9.1.0 9.0 < 9.0.6 >= 9.0.6 8.1 < 8.1.13 >= 8.1.13 8.0 8.0.* 7.1 < 7.1.26 >= 7.1.26 Severity: MEDIUM CVSSv3.1 Base Score: 5.3 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N) Solution This issue is fixed in PAN-OS 7.1.26, PAN-OS 8.1.13, PAN-OS 9.0.6, PAN-OS 9.1.0, PAN-OS 9.2.0, and all later PAN-OS versions. Workarounds and Mitigations Attacks against CVE-2017-7529 can be blocked with signatures for Unique Threat ID 33070 enabled on a different firewall configured to protect the vulnerable management interfaces. This issue affects the management interface of PAN-OS and is strongly mitigated by following best practices for securing the PAN-OS management interface. Please review the Best Practices for Securing Administrative Access in the PAN-OS technical documentation, available at: https://docs.paloaltonetworks.com Timeline 2020-05-13 Initial publication Terms of usePrivacyProduct Security Assurance and Vulnerability Disclosure Policy Report vulnerabilitiesManage subscriptions (C) 2020 Palo Alto Networks, Inc. All rights reserved. - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBXry31GaOgq3Tt24GAQgz8w/9Gd43oOTJuTTQFd3hnnNC6hWMKln/7DEF v8Cs3MMNFYhAbE6jVOjoYxKzAf1yE8ZOxu30IYv1ggzpbXsPBPNQvBMuSPKsTNxI deyu/m4TVumf83yIvF4/mJTmBfanhSwGrfM0Gbhc6ZhC/8+y/OHjyKHHk4pvja2V qvABVK/4CdMzB4FFdtQ8rdV451hqAQd2j+/UsXl1mLXQKdCj7dybCTgWikhSKnXE f0tfWYuW7fEvcT3uS3zRWbPqrpjpGmjISE0pRvK5GA4rtVgYDhBrhGgklZPv6pbZ gPwRy6pJnnO8N8Uxu6qvn/6oyZFhiLvgRLRqL+E7ubBZPIfWATjxLEm4L84doH9b rYFCUqbN65eMnqXij82K4SrjSTudz5cK8rGg4q7TgfV+8+cSv9H9Ur28M002sA9+ NmG97OzlEUFI95fdL+dWufYojGh3mNCR1nSoS9Fo99IJ+bklk7uacJSsktMCt9cY LBnHSi5rmX2n9gqx+qWQEThFULtb/kUMsW7yYoGSbPFOvqaB0iH/+BHQ/jQIteoB F0GRpDAtwaEgSewIk1qtsvfyma9Lyiue8GBm5blHQLxEwFt/ss40zMC5EQJ6mfY7 KsJHwvxf9Fq22cQPQR43nBL0UGCong+UibgK7SCzslMp17JN/2zfNNQhnTF6fnoJ yFSS2J9xCOY= =0PUF -----END PGP SIGNATURE-----