Stack-based Buffer Overflow in Micro Focus Rumba Software
CVE-2016-5228

9.8CRITICAL

Key Information:

Vendor

Microfocus
Status
Rumba
Vendor
CVE Published:
3 July 2016

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 15%

What is CVE-2016-5228?

The vulnerability exists in the PlayMacro function of the WdMacCtl.ocx component in Micro Focus Rumba. A stack-based buffer overflow can be triggered by providing an excessively long MacroName argument, allowing remote attackers to execute arbitrary code on vulnerable systems. This can lead to severe compromise of the application and the underlying systems, making it essential for users to update to the patched versions to mitigate the risks.

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2016-5228 - Proof of Concept

References

https://cxsecurity.com/issue/WLB-2016050136
x_refsource_MISC
http://community.microfocus.com/microfocus/mainframe_solu...
x_refsource_CONFIRM
https://www.exploit-db.com/exploits/40649/
exploitx_refsource_EXPLOIT-DB

EPSS Score

15% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.