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Security Bulletin: Incorrect authorization for task assigment of ad hoc tasks in views shipped with IBM Business Process Manager (CVE-2017-1766)

Security Bulletin


Summary

An authenticated user can claim and work on ad hoc tasks without required permission in some views shipped with IBM Business Process manager

Vulnerability Details

CVEID: CVE-2017-1766
DESCRIPTION: Due to incorrect authorization in IBM Business Process Manager an attacker can claim and work on ad hoc tasks he is not assigned to.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/136151 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N)

Affected Products and Versions

- IBM Business Process Manager V8.5.5.0

- IBM Business Process Manager V8.5.6.0 through V8.5.6.0 CF2

- IBM Business Process Manager V8.5.7.0 through V8.5.7.0 Cumulative Fix 2017.06

- IBM Business Process Manager V8.6.0.0 through V8.6.0.0 Cumulative Fix 2017.12

Remediation/Fixes

The recommended solution is to apply the Interim Fix (iFix) or Cumulative Fix (CF) containing APAR JR58771 as soon as practical:


For IBM BPM V8.6.0.0 through V8.6.0.0 Cumulative Fix 2017.12

For IBM BPM V8.5.7.0 through V8.5.7.0 Cumulative Fix 2017.06

For IBM BPM V8.5.6.0 through V8.5.6.0 CF2

  • Install CF2 as required by iFix and then apply iFix JR58771

For IBM BPM V8.5.5.0

Workarounds and Mitigations

None

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Important Note

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References

Off

Change History

23 March 2018: initial 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

Advisory ID    10479
Product Record ID    105261

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Document Information

Modified date:
15 September 2022

UID

swg22011866