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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.3254 Symantec SYMSA1472 - XSS and Information Disclosure Vulnerabilities in ASG and ProxySG 28 August 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Symantec Advanced Secure Gateway Symantec Proxy Secure Gateway Publisher: Symantec Operating System: Network Appliance Impact/Access: Cross-site Scripting -- Existing Account Access Confidential Data -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2018-18371 CVE-2018-18370 Original Bulletin: http://support.symantec.com/us/en/article.SYMSA1472.html - --------------------------BEGIN INCLUDED TEXT-------------------- XSS and Information Disclosure Vulnerabilities in ASG and ProxySG SYMSA1472 Last Updated August 27, 2019 Initial Publication Date December 19, 2018 o Status: Closed o Severity: Medium o CVSS Base Score: 6.5 Summary Affected Products +-----------------------------------------------------------------------------+ | Advanced Secure Gateway (ASG) | +--------------------------+------------------+-------------------------------+ | CVE |Supported Version |Remediation | | |(s) | | +--------------------------+------------------+-------------------------------+ | |7.1 |Not vulnerable, fixed. | | +------------------+-------------------------------+ | CVE-2018-18370, |6.7 |Upgrade to 6.7.4.2. | | CVE-2018-18371 +------------------+-------------------------------+ | |6.6 |Upgrade to later release with | | | |fixes. | +--------------------------+------------------+-------------------------------+ +-----------------------------------------------------------------------------+ | ProxySG | +--------------------------+------------------+-------------------------------+ | CVE |Supported Version |Remediation | | |(s) | | +--------------------------+------------------+-------------------------------+ | |7.1 |Not vulnerable, fixed. | | +------------------+-------------------------------+ | |6.7 |Upgrade to 6.7.4.2. | | CVE-2018-18370, +------------------+-------------------------------+ | CVE-2018-18371 |6.6 |Upgrade to later release with | | | |fixes. | | +------------------+-------------------------------+ | |6.5 |Upgrade to 6.5.10.15. | +--------------------------+------------------+-------------------------------+ Issues +-----------------------------------------------------------------------------+ | CVE-2018-18370 | +-----------+-----------------------------------------------------------------+ |Severity / |Medium / 6.1 (AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N) | | CVSSv3 | | +-----------+-----------------------------------------------------------------+ |References |SecurityFocus: BID 109823 / NVD: CVE-2018-18370 | +-----------+-----------------------------------------------------------------+ | Impact |Cross-site scripting (XSS) | +-----------+-----------------------------------------------------------------+ | |The ASG/ProxySG FTP proxy WebFTP mode allows intercepting FTP | | |connections where a user accesses an FTP server via a ftp:// URL | | |in a web browser. A stored cross-site scripting (XSS) | |Description|vulnerability in the WebFTP mode allows a remote attacker to | | |inject malicious JavaScript code in ASG/ProxySG's web listing of | | |a remote FTP server. Exploiting the vulnerability requires the | | |attacker to be able to upload crafted files to the remote FTP | | |server. | +-----------+-----------------------------------------------------------------+ +-----------------------------------------------------------------------------+ | CVE-2018-18371 | +-----------+-----------------------------------------------------------------+ |Severity / |Medium / 6.5 (AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N) | | CVSSv3 | | +-----------+-----------------------------------------------------------------+ |References |SecurityFocus: BID 109823 / NVD: CVE-2018-18371 | +-----------+-----------------------------------------------------------------+ | Impact |Information disclosure | +-----------+-----------------------------------------------------------------+ | |The ASG/ProxySG FTP proxy WebFTP mode allows intercepting FTP | | |connections where a user accesses an FTP server via a ftp:// URL | |Description|in a web browser. An information disclosure vulnerability in the | | |WebFTP mode allows a malicious user to obtain plaintext | | |authentication credentials for a remote FTP server from the ASG/ | | |ProxySG's web listing of the FTP server. | +-----------+-----------------------------------------------------------------+ Acknowledgements o CVE-2018-18370 & CVE-2018-18371: Muzamal Abadullah, Two Sigma Investments Revisions 2019-08-27 initial public release - --------------------------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. 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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 iQIVAwUBXWYLdGaOgq3Tt24GAQgqeg//R+Zh/iWuoMjcDMA5ZlfDJekd6MCGWu1T FrfmiC2f5SXch5JPp7+qwvaOPluDZrOZBDpJNCno7myIEsa0UWLjJsJ087FNzxXZ vK4JuD1XV3Hrbq76P1oHXFDtPhurI0FBNkInEi2IskI7seeMre7xH7SjaCuyFh07 9s19h8R/71GUzgIWlNo/yZ97pjTejjzdJKRflBzfr2bC7k1Caz0TSE6Yvogzj4OM Ce3cQ0lV1oV9qu/G0bpOYtlLijHGQKhCJb7QdnQgXWwVqPXTsrKUxJFkiqbnbnYn wFic9udLcntxzIsyFO4FxfKZYKZrDQ2TPRbDFvDITkWd7cRw2dtpx/bKljKPCOzp 3ZkaIXGoc/P3yQYYYq+Js5kIwhUZs/Qw9sHl16cktgQa8lVi6mFMg7tvGttQFSb0 Eah4+cceU3UBmdXyKfv0HQZeL+UkjK8GVQ921C2rYfkoUvQCxwvt/M2iP7hCMsZY ZNWWHVYsCL2I4EwVD2trDiEzW6kL6erk9QQpEN+Z3KZKsxcXYGeoq5DtZ17DTrKb 8teBxZJA4ZRXBEAQRUdVRrH30dgYpe9jujCFj9QOVDzsBfiyVtsWVObwlN3stj3d 3vsIR+T9GriJdL8dDep9pxsUapWCAI7eGPerGl8orKo/wWyFyKmvOUDA26QvZJTj daU/CzUC08M= =Wzod -----END PGP SIGNATURE-----