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Security Bulletin: A vulnerability in Apache Tomcat affects the IBM FlashSystem 840 and 900

Security Bulletin


Summary

A vulnerability exists in Apache Tomcat to which the IBM FlashSystem™ 840 and FlashSystem 900 are susceptible (CVE-2018-11784). An exploit of this vulnerability could allow a remote attacker to redirect a user to arbitrary websites.

Vulnerability Details

CVEID: CVE-2018-11784
DESCRIPTION: Apache Tomcat could allow a remote attacker to conduct phishing attacks, caused by an open redirect vulnerability in the default servlet. An attacker could exploit this vulnerability using a specially-crafted URL to redirect a victim to arbitrary Web sites.
CVSS Base Score: 7.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/150860 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N)

Affected Products and Versions

FlashSystem 840 machine type and models (MTMs) affected include 9840-AE1 and 9843-AE1. 
FlashSystem 900 MTMs affected include 9843-UF3, 9840-AE2, 9843-AE2, 9840-AE3, and 9843-AE3.

Supported code versions which are affected
  • VRMFs prior to 1.4.8.2
  • VRMFs prior to 1.5.2.5
  • VRMFs prior to 1.6.1.0

Remediation/Fixes

MTMs

 VRMF APAR Remediation/First Fix
FlashSystem840 MTM: 
9840-AE1 &9843-AE1

FlashSystem 900 MTMs:9843-UF3, 9840-AE2, 9843-AE2, 9840-AE3, & 9843-AE3
Code fixes are now available, the minimum VRMF containing the fix depends on the code stream: 
Fixed Code VRMF 
1.6 stream: 1.6.1.0
1.5 stream: 1.5.2.5
1.4 stream: 1.4.8.2
 N/A FlashSystem 840 fixesand FlashSystem 900 fixes are available @ IBM’s Fix Central

Workarounds and Mitigations

Upgrade to a remediated code level.

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References

Complete CVSS v3 Guide
On-line Calculator v3

Off

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Acknowledgement

None.

Change History

28 June 2019 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

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Internal Use Only

Adv. 13522

Document Location

Worldwide

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Document Information

Modified date:
17 February 2023

UID

ibm10957183

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