CVE-2016-5228 EXPLOIT
9.8
CRITICAL · CVSS 3.0 · EPSS 15.1% (pctl 97)
Patch early
A public exploit exists.
Description
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 15.12% — more likely to be exploited than 97% of all CVEs |
| Weakness | CWE-119 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2016-07-03 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| microfocus | rumba |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Micro Focus Rumba 9.3 - ActiveX Stack Buffer Overflow (PoC) | 2016-10-31 |
References
- 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/
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