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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2017.2386 Security Bulletin: Path Traversal Vulnerability in IBM WebSphere Portal (CVE-2017-1577) 21 September 2017 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM WebSphere Portal Publisher: IBM Operating System: AIX HP-UX IBM i Linux variants Solaris Windows z/OS Impact/Access: Access Confidential Data -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2017-1577 Original Bulletin: http://www.ibm.com/support/docview.wss?uid=swg22008586 - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: Path Traversal Vulnerability in IBM WebSphere Portal (CVE-2017-1577) Document information More support for: WebSphere Portal Software version: 7.0, 8.0, 8.5, 9.0 Operating system(s): AIX, HP-UX, IBM i, Linux, Solaris, Windows, z/OS Reference #: 2008586 Modified date: 20 September 2017 Security Bulletin Summary A fix is available for a path traversal vulnerability in IBM WebSphere Portal (CVE-2017-1577). Vulnerability Details CVEID: CVE-2017-1577 DESCRIPTION: IBM WebSphere Portal could allow a remote attacker to traverse directories on the system. An attacker could send a specially-crafted URL request containing "dot dot" sequences (/../) to view arbitrary files on the system. CVSS Base Score: 7.5 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/132117 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N) Affected Products and Versions +-------------------------------------+---------------------------------+ | Affected Product | Affected Versions | +-------------------------------------+---------------------------------+ |IBM WebSphere Portal |9.0.0.0 - 9.0.0.0 CF14 | +-------------------------------------+---------------------------------+ |IBM WebSphere Portal |8.5.0.0 - 8.5.0.0 CF14 | +-------------------------------------+---------------------------------+ |IBM WebSphere Portal |8.0.0.0 - 8.0.0.1 CF22 | +-------------------------------------+---------------------------------+ |IBM WebSphere Portal |7.0.0.0 - 7.0.0.2 CF30 | +-------------------------------------+---------------------------------+ Remediation/Fixes +-------------+-----------+-------+-------------------------------------------+ |Product |VRMF |APARs |Fix | +-------------+-----------+-------+-------------------------------------------+ |IBM WebSphere|9.0 |PI87495|Upgrade to Cumulative Fix 15 (CF15), | |Portal | | |targeted for 4Q 2017. | | | | |OR | | | | |Upgrade to either Cumulative Fix 13 (CF13) | | | | |or Cumulative Fix 14 (CF14). Then apply the| | | | |Interim Fix PI87495. | | | | |(Combined Cumulative Fixes for WebSphere | | | | |Portal 9.0.0.0 ) | +-------------+-----------+-------+-------------------------------------------+ |IBM WebSphere|8.5 |PI87495|Upgrade to Cumulative Fix 15 (CF15), | |Portal | | |targeted for 4Q 2017. | | | | |OR | | | | |Upgrade to either Cumulative Fix 13 (CF13) | | | | |or Cumulative Fix 14 (CF14). Then apply the| | | | |Interim Fix PI87495. | | | | |(Combined Cumulative Fixes for WebSphere | | | | |Portal 8.5.0.0 ) | +-------------+-----------+-------+-------------------------------------------+ |IBM WebSphere|8.0.0.0 |PI87495|Upgrade to Fix Pack 8.0.0.1 with Cumulative| |Portal |through | |Fix 22 (CF22) and then apply the Interim | | |8.0.0.1 | |Fix PI87495. | | | | |(Combined Cumulative Fixes for WebSphere | | | | |Portal 8.0.0.1) | +-------------+-----------+-------+-------------------------------------------+ |IBM WebSphere|7.0.0.0 |PI87495|Upgrade to Fix Pack 7.0.0.2 with Cumulative| |Portal |through | |Fix 30 (CF30) and then apply the Interim | | |7.0.0.2 | |Fix PI87495. | | | | |(Combined Cumulative fixes for WebSphere | | | | |Portal 7.0.0.2) | +-------------+-----------+-------+-------------------------------------------+ Workarounds and Mitigations None Important note IBM strongly suggests that all System z customers be subscribed to the System z Security Portal to receive the latest critical System z security and integrity service. If you are not subscribed, see the instructions on the System z Security web site . Security and integrity APARs and associated fixes will be posted to this portal. IBM suggests reviewing the CVSS scores and applying all security or integrity fixes as soon as possible to minimize any potential risk. References Complete CVSS v3 Guide On-line Calculator v3 Related information IBM Secure Engineering Web Portal IBM Product Security Incident Response Blog Change History 20 September 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. 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: http://www.auscert.org.au/render.html?cid=1980 =========================================================================== 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 iQIVAwUBWcMJ5ox+lLeg9Ub1AQi+Dg/+MqvGrqqTc5wKiPkzGc3FJ4hfMRHu+5gm JOATNajvTA2AlJNFvNeuPeXWD09oGZZ7SgAob7fKaIUACYnlGvt9gy3Vlr+L0BB9 fiBg/z412Gf+DXuDErbNw7ppi7fk9k7BWtyiB9XBpj1/1g/ckbvWBc6xY25Sug/l SL2RtK15Tchp8zJ2zV/g2G5InMocjTdtgiM+udx3XUp46/PZAIqahZZvQYCAMm7z 2hGW496paR5raMusJRREd5kif5MMoHHGEK8PAOuu/CikGAMURoCEmx3AE9FP9CXe 0uTOQXQNusFj3n/1zkFV+/K00olyA+3IuloC4avDACljOyiJIbhpJb7o/9T09MOO HBSrLa2eBs6KXtsvqWiDUU46MYZ56+WBL1AseCPm4YOb2UuUqnT2b3Y3AevZMpIy pYCjINvbXr3g/8mX1TE/DtjY3997Tl6fET+El78PJp8bsArBNGC07b+rNTiK4YIJ W46lAhLKJmiSesjOBm/lfdXtmk7oM8r69I4yh0TuIiKstdveA8yf7zNNNdsdTDDQ 5GEGRap+jWkFI9sp0PZ8l8UudHF3xksdQPtbzumH7YoP7Qq0zyP+VQO1KRRAngL7 /eDB5ZSUXpSzvFMdnm0/uuRAYRDTP2hD22k2PcQrq62r8FuWAtuVxtLJcDD1YEkK 8zUQl7HhKDk= =g3Ny -----END PGP SIGNATURE-----