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CVE-2016-5228
CRITICAL
Stack-based buffer overflow in the PlayMacro function in ObjectXMacro.ObjectXMacro in WdMacCtl.ocx in Micro Focus Rumba 9.x before 9.3 HF 11997 and 9.4.x before 9.4 HF 12815 allows remote attackers to execute arbitrary code via a long MacroName argument. NOTE: some references mention CVE-2016-5226 but that is not a correct ID for any Rumba vulnerability.
Published: Jul 3, 2016
Modified: Jun 17, 2026
CWE-119
CVSS Metrics
CVSSv3
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products (1)
| Vendor | Product | Version |
|---|---|---|
| microfocus | rumba | 9.4 |
GitHub Security Advisory GHSA-qcj4-wjgr-2rrf
Stack-based buffer overflow in the PlayMacro function in ObjectXMacro.ObjectXMacro in WdMacCtl...
References (8)
- http://community.microfocus.com/microfocus/mainframe_solutions/rumba/w/knowledge_base/28600.micro-focus-rumba-9-x-security-update.aspx
- http://www.zeroscience.mk/en/vulnerabilities/ZSL-2016-5327.php
- https://cxsecurity.com/issue/WLB-2016050136
- https://www.exploit-db.com/exploits/40649/
- http://community.microfocus.com/microfocus/mainframe_solutions/rumba/w/knowledge_base/28600.micro-focus-rumba-9-x-security-update.aspx
- http://www.zeroscience.mk/en/vulnerabilities/ZSL-2016-5327.php
- https://cxsecurity.com/issue/WLB-2016050136
- https://www.exploit-db.com/exploits/40649/
Risk Scores
CVSS Score
9.8 / 10
EPSS Score
15.12%
Top 4% most likely to be exploited
Threat Score
43.7 / 100
Data Sources
NVD
EPSS
GitHub