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Security Bulletin: XXE injection vulnerability in IBM API Connect (CVE-2017-1322)

Security Bulletin


An XML External Entity injection (XXE) vulnerability is exposed in IBM API Connect.

Vulnerability Details

CVEID: CVE-2017-1322
IBM API Connect is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose highly sensitive information or consume memory resources.
CVSS Base Score: 8.2
CVSS Temporal Score: See for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L)

Affected Products and Versions

IBM API Connect V5.0.0.0 - V5.0.7.0


The fix for V5.0.6 is not yet available. See the workaround to manually apply changes to remediate this vulnerability or upgrade to V5.0.7.1 or later.

ProductVRMFAPARRemediation/First Fix
IBM API Connect5.0.0.0 - LI79656 Fix planned for V5.0.6.3
IBM API Connect5.0.7.0 LI79656Apply V5.0.7.1

Workarounds and Mitigations

On the DataPower appliance, in the CLI, issue the following commands:

1) switch apimanagement-domain-name
2) configure
3) xml parser limits webapi
4) external-references forbid
5) exit
6) write memory

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Change History

22 June 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.


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.

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Document Information

Modified date:
30 August 2019