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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2016.1897 Security Bulletin: Multiple vulnerabilities in NTP, OpenSSL, GNU glibc and Libreswan affect IBM Netezza Host Management 4 August 2016 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM Netezza Host Management Publisher: IBM Operating System: Network Appliance Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated Access Privileged Data -- Remote with User Interaction Denial of Service -- Remote/Unauthenticated Provide Misleading Information -- Remote/Unauthenticated Access Confidential Data -- Remote/Unauthenticated Unauthorised Access -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2016-3071 CVE-2016-2518 CVE-2016-2109 CVE-2016-2107 CVE-2016-2106 CVE-2016-2105 CVE-2016-1550 CVE-2016-1548 CVE-2016-1547 CVE-2015-8158 CVE-2015-8138 CVE-2015-7979 CVE-2015-7978 CVE-2015-7977 CVE-2015-7852 CVE-2015-7704 CVE-2015-7703 CVE-2015-7702 CVE-2015-7701 CVE-2015-7692 CVE-2015-7691 CVE-2015-5229 CVE-2015-1799 CVE-2015-1798 Reference: ASB-2016.0074 ASB-2016.0046 ESB-2016.1076 ESB-2016.0387 ESB-2016.0177 ESB-2015.2694 ESB-2015.0933 Original Bulletin: http://www.ibm.com/support/docview.wss?uid=swg21985978 - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: Multiple vulnerabilities in NTP, OpenSSL, GNU glibc and Libreswan affect IBM Netezza Host Management Security Bulletin Document information More support for: PureData System for Analytics Software version: 1.0.0 Operating system(s): Platform Independent Software edition: All Editions Reference #: 1985978 Modified date: 2016-08-03 Summary NTP, OpenSSL, GNU glibc and Libreswan are used by IBM Netezza Host Management. IBM Netezza Host Management has addressed the applicable CVEs Vulnerability Details CVEID: CVE-2015-1799 DESCRIPTION: Network Time Protocol (NTP) Project NTP daemon (ntpd) is vulnerable to a denial of service, caused by an error when using symmetric key authentication. By sending specially-crafted packets to both peering hosts, an attacker could exploit this vulnerability to prevent synchronization. CVSS Base Score: 5.4 CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/102052 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (AV:A/AC:M/Au:N/C:P/I:P/A:P) CVEID: CVE-2015-1798 DESCRIPTION: Network Time Protocol (NTP) Project NTP daemon (ntpd) could allow a remote attacker to bypass security restrictions, caused by the acceptance of packets that do not contain a message authentication code (MAC) as valid packets wen configured for symmetric key authentication. An attacker could exploit this vulnerability using man-in-the-middle techniques to bypass the authentication process. CVSS Base Score: 5.4 CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/102051 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (AV:A/AC:M/Au:N/C:P/I:P/A:P) CVEID: CVE-2015-7701 DESCRIPTION: Network Time Protocol (NTP) could allow a remote attacker to obtain sensitive information, caused by a memory leak in CRYPTO_ASSOC. An attacker could exploit this vulnerability to obtain sensitive information. CVSS Base Score: 5.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/107444 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N) CVEID: CVE-2015-7852 DESCRIPTION: Network Time Protocol (NTP) is vulnerable to a buffer overflow, caused by improper bounds checking by thecookedprint functionality. By sending an overly long string, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash. CVSS Base Score: 7.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/107439 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L) CVEID: CVE-2015-7692 DESCRIPTION: Network Time Protocol (NTP) is vulnerable to a denial of service, caused by an error in ntp_crypto.c. An attacker could exploit this vulnerability using a packet containing an extension field with an invalid value for the length of its value field to cause ntpd to crash. CVSS Base Score: 5.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/107450 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L) CVEID: CVE-2015-7691 DESCRIPTION: Network Time Protocol (NTP) is vulnerable to a denial of service, caused by an error in ntp_crypto.c. An attacker could exploit this vulnerability using a packet containing an extension field with an invalid value for the length of its value field to cause ntpd to crash. CVSS Base Score: 5.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/107449 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L) CVEID: CVE-2015-7704 DESCRIPTION: Network Time Protocol (NTP) is vulnerable to a denial of service, caused by an error in the rate-limiting mechanism. By sending spoofed Kiss-o'-Death packets, an attacker could exploit this vulnerability to disable NTP at a victim client. CVSS Base Score: 7.5 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/107446 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H) CVEID: CVE-2015-7702 DESCRIPTION: Network Time Protocol (NTP) is vulnerable to a denial of service, caused by an error in ntp_crypto.c. An attacker could exploit this vulnerability using a packet containing an extension field with an invalid value for the length of its value field to cause ntpd to crash. CVSS Base Score: 5.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/107451 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L) CVEID: CVE-2015-7703 DESCRIPTION: Network Time Protocol (NTP) could allow a remote attacker to traverse directories on the system, caused by the failure to enforce local access only of the "pidfile" and "driftfile" configuration directives. An attacker could exploit this vulnerability to view arbitrary files on the system. CVSS Base Score: 5.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/107445 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N) CVEID: CVE-2015-7977 DESCRIPTION: NTP is vulnerable to a denial of service, caused by a NULL pointer dereference. By sending a specially crafted ntpdc reslist command, an attacker could exploit this vulnerability to cause a segmentation fault. CVSS Base Score: 5.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/110022 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L) CVEID: CVE-2015-7978 DESCRIPTION: NTP is vulnerable to a denial of service. By sending a specially crafted reslist command, an attacker could exploit this vulnerability to consume all available stack memory. CVSS Base Score: 5.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/110023 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L) CVEID: CVE-2015-7979 DESCRIPTION: NTP could allow a remote attacker to bypass security restrictions. By sending specially crafted broadcast packets with bad authentication, an attacker could exploit this vulnerability to cause the target broadcast client to tear down the association with the broadcast server. CVSS Base Score: 6.5 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/110024 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L) CVEID: CVE-2015-8138 DESCRIPTION: NTP could allow a remote attacker to bypass security restrictions. By sending a specially crafted packet with an origin timestamp of zero, an attacker could exploit this vulnerability to bypass the timestamp validation check. CVSS Base Score: 5.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/110025 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N) CVEID: CVE-2015-8158 DESCRIPTION: NTP is vulnerable to a denial of service, caused by the improper processing of incoming packets by ntpq. By sending specially crafted data, an attacker could exploit this vulnerability to cause the application to enter into an infinite loop. CVSS Base Score: 5.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/110026 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L) CVEID: CVE-2015-5229 DESCRIPTION: GNU C Library (glibc) is vulnerable to a denial of service, caused by the return of memory areas containing non-zero bytes by the calloc implementation. A remote attacker could exploit this vulnerability to cause the application to crash or hang. CVSS Base Score: 3.7 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/110711 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L) CVEID: CVE-2016-1547 DESCRIPTION: NTP is vulnerable to a denial of service, caused by the demobilization of a preemptable client association. By sending specially crafted crypto NAK packets, an attacker could exploit this vulnerability to cause a denial of service. CVSS Base Score: 3.7 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/112739 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L) CVEID: CVE-2016-1548 DESCRIPTION: NTP could allow a remote attacker to bypass security restrictions, caused by an error in the ntpd client. By changing the client from basic client/server mode to interleaved symmetric mode, an attacker could exploit this vulnerability to modify the time of the client or cause a denial of service. CVSS Base Score: 7.2 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/112740 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:L) CVEID: CVE-2016-1550 DESCRIPTION: NTP could allow a local attacker to bypass security restrictions, caused by the failure to use a constant-time memory comparison function when validating the authentication digest on incoming packets. By sending a specially crafted packet with an authentication payload, an attacker could exploit this vulnerability to conduct a timing attack to compute the value of the valid authentication digest. CVSS Base Score: 4 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/112742 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N) CVEID: CVE-2016-2518 DESCRIPTION: NTP is vulnerable to a denial of service, caused by an error when using a specially crafted packet to create a peer association with hmode > 7. An attacker could exploit this vulnerability to cause the MATCH_ASSOC() function to trigger an out-of-bounds read. CVSS Base Score: 2 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/112746 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:L) CVEID: CVE-2016-2109 DESCRIPTION: OpenSSL is vulnerable to a denial of service, caused by a memory allocation error. By reading specially crafted ASN.1 data from a BIO using functions such as d2i_CMS_bio(), an attacker could exploit this vulnerability to consume all available resources and exhaust memory. CVSS Base Score: 5.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/112857 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L) CVEID: CVE-2016-2107 DESCRIPTION: OpenSSL could allow a remote attacker to obtain sensitive information, caused by an error when the connection uses an AES CBC cipher and the server support AES-NI. A remote user with the ability to conduct a man-in-the-middle attack could exploit this vulnerability via the POODLE (Padding Oracle On Downgraded Legacy Encryption) attack to decrypt traffic. CVSS Base Score: 4.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/112854 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N) CVEID: CVE-2016-2105 DESCRIPTION: OpenSSL is vulnerable to a heap-based buffer overflow, caused by improper bounds checking by the EVP_EncodeUpdate() function. By sending an overly long argument, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash. CVSS Base Score: 5.6 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/112855 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L) CVEID: CVE-2016-2106 DESCRIPTION: OpenSSL is vulnerable to a heap-based buffer overflow, caused by improper bounds checking by the EVP_EncryptUpdate() function. By sending an overly long argument, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash. CVSS Base Score: 5.6 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/112856 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L) CVEID: CVE-2016-3071 DESCRIPTION: Libreswan is vulnerable to a denial of service, caused by an error in IKEv2 aes_xcbc transform. By sending a specially-crafted IKE packet, a remote attacker could exploit this vulnerability to cause the IKE daemon to crash and restart. CVSS Base Score: 5.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/112389 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L) Affected Products and Versions IBM Netezza Host Management 5.4.5.0 (and prior releases). Remediation/Fixes IBM Netezza Host Management 5.4.6.0 3-disk set for IBM Netezza Host Management v5.4.6. The nz-hostmgmt-v5.4.6.0.tar.gz file and Disk 1 are the Host Management software for IBM PureData System for Analytics N3001, N200x, N100x, and IBM Netezza C1000/1000/100. Also included is the Guardium Installation Manager GIM. The content of Disk 1 is the same as Host Management 5.4.4. Disk 2 contains critical patches as of July 2016 to RHEL 5.x for N100x, and IBM Netezza C1000/1000/100 systems. Disk 3 contains critical patches as of July 2016 to RHEL 6.x for N200x/N3001 systems. Red Hat Enterprise Linux (RHEL) Security Patching for IBM PureData System for Analytics appliances Workarounds and Mitigations None Get Notified about Future Security Bulletins Subscribe to My Notifications to be notified of important product support alerts like this. References Complete CVSS v3 Guide On-line Calculator v3 Related information IBM Secure Engineering Web Portal IBM Product Security Incident Response Blog Change History 02 August 2016: 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. 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On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBV6LfM4x+lLeg9Ub1AQiN6hAAkVKwwoJvUL7y8NfCFV2UM/rEme+4RoBx jCzHuIkt/LZ6r/1mj3+hSMYR7LrS1xStXXmxLNROm8IG64C/ta1xuZ+hq5hlEkuL 4V3wrgBxmnW3f/b2Hbo6rIQ8s1ZrYU2a1sf2/NH819vkMHv8LTdI249oy9ZlB2Ph n1KiBuZnc/ZGw9KBOT3lv8BcVceEqKKW0Rsiek52cSNVwnmEhUJeJ7/pV9ui7Cdj 9bs2BdCv/n07J8czqXYHckm1uRQhPUdQxFDDSwQgYly2jj4UA5uKdyFCYgdvHNMO UDuIcBFvAlE9xRTZwJGCna2+hYKA0W1c9soC1IsuvJnw+7JF08LqJuVfgorhmh6p 8NDSCfIQ4Pbjt3zoe35U6XB3/3ROq3baF9o8kmVE3TH/lgmeC7wX4e2kn+8guGqP fwWtCSOHMJKU1M6lgLwrT7VaiYFvVQHNp7sM3T0aPKB4hh9JPVUAtTqa4qXCTSSf gfjdy7RSam6jRMbBu5uDABDoW/2ftpp1iqDCO75WYGaZeWkQNU/+dlE2rVfOcqnV CJpks/GXyHD98uzSd4IeDreS/OUa8s2xtcxDvErWgc7N6712agbRNi7mcnWbpCvB +Qx9XDk7Jho5mmmyTOFEfM4vXDZluBfv/ZWv4WdoMCyt+sXAWf1HhH/4RJGj6/rZ f1IbkXTgVls= =o76Y -----END PGP SIGNATURE-----