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Security Bulletin: IBM Tivoli Monitoring is affected by a vulnerability in its internal web server

Security Bulletin


Summary

A vulnerability exists in the internal web server provided by IBM Tivoli Monitoring basic services. It could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free error. A remote attacker could exploit this vulnerability to execute arbitrary code on the system or cause the application to crash.

Vulnerability Details


CVEID: CVE-2017-1635
DESCRIPTION:
 IBM Tivoli Monitoring could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free error. A remote attacker could exploit this vulnerability to execute arbitrary code on the system or cause the application to crash.
CVSS Base Score: 8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/133243 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

The KDH component of IBM Tivoli Monitoring Basic Services (KGL,KAX) for Version 6.2.2 through 6.2.2 Fix Pack 9

Remediation/Fixes

Update to IBM Tivoli Monitoring 623 or later Basic Services (KGL,KAX)


Fix VRMF How to acquire fix(es)
6.3.0 Fix Packs 6.3.0 IBM Tivoli Monitoring 6.3.0 Fix Packs
6.2.3 Fix Packs 6.2.3 IBM Tivoli Monitoring 6.2.3 Fix Packs

Workarounds and Mitigations

The internal HTTP server can be disabled for Agent only systems. For TEMS/TEPS you should update to ITM 623 or later.

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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

Acknowledgement


This vulnerability was reported to IBM by Emanuele Calvelli with Quantum Leap srl.

Change History

Draft bulletin created.

*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.

Document information

More support for: IBM Tivoli Monitoring V6
ITM Web Services

Software version: 6.2.2, 6.2.2.2, 6.2.2.3, 6.2.2.4, 6.2.2.5, 6.2.2.6, 6.2.2.7, 6.2.2.8, 6.2.2.9

Operating system(s): AIX, HP-UX, IBM i, Linux, Solaris, Windows

Reference #: 2010554

Modified date: 17 November 2017


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