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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2017.1972.2 Security Bulletin: Multiple vulnerabilities affect Watson Explorer 23 August 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM Watson Explorer Publisher: IBM Operating System: Linux variants Windows Impact/Access: Denial of Service -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2017-5601 CVE-2016-10350 CVE-2016-10349 CVE-2016-10209 CVE-2016-8689 CVE-2016-8688 Reference: ESB-2017.0623 Original Bulletin: http://www.ibm.com/support/docview.wss?uid=swg22006995 Revision History: August 23 2018: Added Version 10 information August 10 2017: Initial Release - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: Multiple vulnerabilities affect Watson Explorer (CVE-2016-8688, CVE-2016-8689, CVE-2017-5601, CVE-2016-10209, CVE-2016-10350, CVE-2016-10349) Document information More support for: Watson Explorer Software version: 10.0.0, 10.0.0.1, 10.0.0.2, 10.0.0.3, 10.0.0.4, 11.0.0, 11.0.0.1, 11.0.0.2, 11.0.0.3, 11.0.1, 11.0.2 Operating system(s): Linux, Windows Reference #: 2006995 Modified date: 22 August 2018 Summary Multiple libarchive vulnerabilities affect Watson Explorer. Vulnerability Details CVEID: CVE-2016-8688 DESCRIPTION: libarchive is vulnerable to a denial of service, caused by an an invalid read error in the detect_form or bid_entry function in libarchive/ archive_read_support_format_mtree.c. By persuading a victim to open a specially crafted file, a remote attacker could exploit this vulnerability to cause the application to crash. CVSS Base Score: 4.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 122105 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L) CVEID: CVE-2016-8689 DESCRIPTION: libarchive is vulnerable to a denial of service, caused by an out-of-bounds read error in the read_Header function in archive_read_support_format_7zip.c. By persuading a victim to open a specially crafted archive file, a remote attacker could exploit this vulnerability to cause the application to crash. CVSS Base Score: 4.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 122106 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L) CVEID: CVE-2017-5601 DESCRIPTION: libarchive is vulnerable to a denial of service, caused by an out-of-bounds memory access error in the lha_read_file_header_1() function. By persuading a victim to open a specially crafted archive file, a remote attacker could exploit this vulnerability to cause the application to crash. CVSS Base Score: 4.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 121360 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L) CVEID: CVE-2016-10209 DESCRIPTION: libarchive is vulnerable to a denial of service, caused by a NULL pointer dereference in archive_wstring_append_from_mbs function in archive_string.c. By persuading a victim to read a specially crafted archive file, a remote attacker could exploit this vulnerability to cause the application to crash. CVSS Base Score: 3.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 127053 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L) CVEID: CVE-2016-10350 DESCRIPTION: libarchive is vulnerable to a denial of service, caused by a heap-based buffer over-read in the archive_read_format_cab_read_header function in archive_read_support_format_cab. By persuading a victim to open a specially crafted file, a remote attacker could exploit this vulnerability to cause the application to crash. CVSS Base Score: 6.2 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 126671 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H) CVEID: CVE-2016-10349 DESCRIPTION: libarchive is vulnerable to a denial of service, caused by a flaw in the archive_le32dec function in archive_endian.h. By persuading a victim to open a specially crafted file, a remote attacker could exploit this vulnerability to cause a heap-based buffer over-read which leads to an application crash. CVSS Base Score: 6.2 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 126670 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H) Affected Products and Versions These vulnerabilities apply to the following products and versions: o Watson Explorer Foundational Components version 10.0.0.4 and earlier. o Watson Explorer Foundational Components version 11.0.0.3 and earlier, version 11.0.1, version 11.0.2. Remediation/Fixes Follow these steps to upgrade to the required version of libarchive. The table reflects product names at the time the specified versions were released. To use the link to Fix Central in this table, you must first log in to the IBM Support: Fix Central site at http://www.ibm.com/support/fixcentral/ . +---------------------+-------------+----------------------------------------+ | |Affected | | | Affected Product |Versions | How to acquire and apply the fix | +---------------------+-------------+----------------------------------------+ |IBM Watson Explorer |11.0 - |Upgrade to Version 11.0.2.1. | |Foundational |11.0.0.3, | | |Components |11.0.1, |See Watson Explorer Version 11.0.2.1 | | |11.0.2 |Foundational Components for download | | | |information and instructions. | +---------------------+-------------+----------------------------------------+ | | |Upgrade to 10.0.0.5. | |IBM Watson Explorer |10.0 - | | |Foundational |10.0.0.4 |See Watson Explorer Version 10.0.0.5 | |Components | |Foundational Components for download | | | |information and instructions. | +---------------------+-------------+----------------------------------------+ Change History 22 Aug 2018 : Added Version 10 information 7 Aug 2017 : Original version published *The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin. Disclaimer According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES ""AS IS"" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY. - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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