IBM Support

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

Created by Richard Underwood on
Published URL:
https://www.ibm.com/support/pages/node/697103
697103

Security Bulletin


Summary

There is a vulnerability in Apache Tomcat to which the IBM® FlashSystem™ 840 and FlashSystem™ 900 are susceptible. An exploit of this vulnerability (CVE-2017-6056) could allow a remote attacker to wage a denial of service attack.

Vulnerability Details

CVEID: CVE-2017-6056
DESCRIPTION: Apache Tomcat is vulnerable to a denial of service, caused by a programming error in the servlet and JSP engine. A remote attacker could exploit this vulnerability to cause the server to enter into an infinite loop.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/122312 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)

Affected Products and Versions

FlashSystem 840 machine type and models (MTMs) affected include 9840-AE1 and 9843-AE1.

FlashSystem 900 MTMs affected include 9840-AE2 and 9843-AE2.

Code versions affected include supported VRMFs:
· 1.4.0.0 – 1.4.2.0
· 1.3.0.0 – 1.3.0.5

Remediation/Fixes

MTMs

VRMFAPARRemediation/First Fix
FlashSystem 840 MTM:
9840-AE1 &
9843-AE1

FlashSystem 900 MTMs:
9840-AE2 &
9843-AE2		Code fixes are now available, the minimum VRMF containing the fix depends on the code stream:

 Fixed code VRMF .
1.4 stream: 1.4.3.0
1.3 stream: 1.3.0.6		 N/AFlashSystem 840 fixes and FlashSystem 900 fixes are available @ IBM’s Fix Central

Workarounds and Mitigations

None

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References

Complete CVSS v2 Guide
On-line Calculator v2

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

24 March 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

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

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Document Information

Modified date:
17 February 2023

UID

ssg1S1010073

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