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Security Bulletin: IBM Tivoli Monitoring Basic Services is vulnerable to a denial of service attack in zlib component (CVE-2018-25032)

Security Bulletin


Fixes a vulnerability reported in the zlib that is used by IBM Tivoli Monitoring for historical data collection (CVE-2018-25032).

Vulnerability Details

CVEID:   CVE-2018-25032
DESCRIPTION:   Zlib is vulnerable to a denial of service, caused by a memory corruption in the deflate operation. By using many distant matches, a remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base score: 7.5
CVSS Temporal Score: See: for the current score.
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

Affected Product(s)Version(s)
IBM Tivoli Monitoring6.3.0 - (up to Service pack 12)


 FixVRMFRemediation/Fix IBM Tivoli Monitoring Service Pack

Workarounds and Mitigations


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Change History

30 Sep 2022: Initial Publication

*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.


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

Document Location


[{"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SSTFXA","label":"Tivoli Monitoring"},"Component":"","Platform":[{"code":"PF002","label":"AIX"},{"code":"PF016","label":"Linux"},{"code":"PF010","label":"HP-UX"},{"code":"PF027","label":"Solaris"},{"code":"PF033","label":"Windows"}],"Version":"","Edition":"","Line of Business":{"code":"LOB45","label":"Automation"}}]

Document Information

Modified date:
30 December 2022