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Security Bulletin: Potential spoofing attack in IBM WebSphere Application Server in IBM Cloud (CVE-2017-1788)

Description

## Summary There is a potential spoofing attack in WebSphere Application Server using Form Login. ## Vulnerability Details **CVEID:** [_CVE-2017-1788_](<https://vulners.com/cve/CVE-2017-1788>)** DESCRIPTION:** IBM WebSphere Application Server installations using Form Login could allow a remote attacker to conducts spoofing attacks. CVSS Base Score: 5.3 CVSS Temporal Score: See [_https://exchange.xforce.ibmcloud.com/vulnerabilities/137031_](<https://exchange.xforce.ibmcloud.com/vulnerabilities/137031>) 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) ## Affected Products and Versions This vulnerability affects the following versions and releases of IBM WebSphere Application Server: * Liberty * Version 9.0 ## Remediation/Fixes To **patch an existing service instance** refer to the IBM WebSphere Application Server bulletins listed below: [Security Bulletin: Potential spoofing attack in WebSphere Application Server (CVE-2017-1788)](<http://www-01.ibm.com/support/docview.wss?uid=swg22012341>) Alternatively, delete the vulnerable service instance and create a new instance. ## Workarounds and Mitigations none ## Monitor IBM Cloud Status for Future Security Bulletins Monitor the [security notifications](<https://cloud.ibm.com/status?selected=security>) on the IBM Cloud Status page to be advised of future security bulletins. ### References [Complete CVSS v2 Guide](<http://www.first.org/cvss/v2/guide> "Link resides outside of ibm.com" ) [On-line Calculator v2](<http://nvd.nist.gov/CVSS-v2-Calculator> "Link resides outside of ibm.com" ) [Complete CVSS v3 Guide](<http://www.first.org/cvss/user-guide> "Link resides outside of ibm.com" ) [On-line Calculator v3](<http://www.first.org/cvss/calculator/3.0> "Link resides outside of ibm.com" ) Off ## Related Information [IBM Secure Engineering Web Portal](<http://www.ibm.com/security/secure-engineering/bulletins.html>) [IBM Product Security Incident Response Blog](<http://www.ibm.com/blogs/psirt>) ## Change History 27 March 2018: original document 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 Review the [IBM security bulletin disclaimer and definitions](<https://www.ibm.com/support/pages/node/6610583#disclaimer>) regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment. [{"Product":{"code":"SSKKCK","label":"IBM WebSphere Application Server in IBM Cloud"},"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Component":"--","Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"Version Independent","Edition":"","Line of Business":{"code":"LOB36","label":"IBM Automation"}}]


Affected Software


CPE Name Name Version
ibm websphere application server in ibm cloud any

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