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             AUSCERT External Security Bulletin Redistribution

  Security Bulletin: IBM App Connect Enterprise & IBM Integration Bus are
      vulnerable to a denial of service due to zlib (CVE-2018-25032)
                             28 September 2022


        AusCERT Security Bulletin Summary

Product:           IBM App Connect Enterprise
                   IBM Integration Bus
Publisher:         IBM
Operating System:  Windows
                   Linux variants
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-25032  

Original Bulletin: 

Comment: CVSS (Max):  7.5 CVE-2018-25032 (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
         CVSS Source: IBM
         Calculator:  https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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IBM App Connect Enterprise & IBM Integration Bus are vulnerable to a denial of
service due to zlib (CVE-2018-25032)

Document Information

Document number    : 6824143
Modified date      : 27 September 2022
Product            : IBM App Connect Enterprise
Component          : -
Software version   : -
Operating system(s): Windows
Edition            : -


IBM App Connect Enterprise & IBM Integration Bus are vulnerable to a denial of
service due to zlib. The fix includes zlib 1.2.12.

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: https://exchange.xforce.ibmcloud.com/vulnerabilities/
222615 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 App Connect Enterprise            | -           |
|IBM App Connect Enterprise            | -          |
|IBM Integration Bus                   | -          |


IBM strongly recommends addressing the vulnerability now by applying the
appropriate fix to IBM App Connect Enterprise and IBM Integration Bus
|Product(s)      |Version(s)    |APAR   |Remediation / Fix                    |
|IBM App Connect |v12.0.1.0 -   |       |The APAR IT40714 is available in fix |
|Enterprise      |v12.0.5.0     |IT40714|pack                        |
|                |              |       |IBM App Connect Enterprise - |
|IBM App Connect |v11.0.0.0 -   |       |The APAR IT40714 is available in fix |
|Enterprise      |v11.0.0.18    |IT40714|pack                       |
|                |              |       |IBM App Connect Enterprise -|
|                |              |       |Interim fix for APAR (IT40714) is    |
|IBM Integration |v10.0.0.0 -   |       |available from                       |
|Bus             |v10.0.0.26    |IT40714|                                     |
|                |              |       |IBM Fix Central - Interim fix        |
|                |              |       |available to apply to      |

Workarounds and Mitigations


Change History

12 Aug 2022: Initial Publication

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