A vulnerability, which was classified as critical, has been found in Micro Focus RUMBA up to 9.3/9.4. This issue affects the function PlayMacro of the file WdMacCtl.ocx. The manipulation of the argument MacroName with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

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.

The weakness was presented 07/03/2016 (Website). The advisory is shared at cxsecurity.com. The identification of this vulnerability is CVE-2016-5228 since 05/31/2016. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known.

The exploit is available at exploit-db.com. It is declared as proof-of-concept.

Applying the patch 9.3 HF 11997/9.4.x before 9.4 HF 12815 is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at Exploit-DB (40649). See 88519 for similar entry.

Productinfo

Vendor

• Micro Focus

Name

• RUMBA

Version

• 9.0
• 9.1
• 9.2
• 9.3
• 9.4

License

• commercial

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Discussion