Zero-Day Advisory

Fortinet Discovers IBM i2 Analyst's Notebook Memory Corruption Vulnerability

Summary

Fortinet's FortiGuard Labs has discovered a memory corruption vulnerability in IBM i2 Analyst's Notebook.

IBM i2 Analyst's Notebook arms analysts with multidimensional visual analysis capabilities so that they can quickly uncover hidden connections and patterns in data.

A memory corruption vulnerability has been discovered in IBM i2 Analyst's Notebook by FortiGuard Labs. The vulnerability exists because the application fails to handle a crafted "ANB" file which causes an out-of-bounds memory access. It could allow malicious users to create code execution scenarios.

Solutions

FortiGuard Labs released the following FortiGate IPS signature which covers this specific vulnerability:

IBM.i2.Analyst.Notebook.CVE-2020-4722.Memory.Corruption
Released Oct 30, 2020

Users should apply the solution provided by IBM.

Timeline

Fortinet reported the vulnerability to IBM on August 5, 2020.
IBM confirmed the vulnerability on October 29, 2020.
IBM patched the vulnerability on October 29, 2020.

References

Acknowledgement

This vulnerability was discovered by Honggang Ren of Fortinet's FortiGuard Labs.

IPS Subscription

Fortinet customers who subscribe to Fortinet's intrusion prevention (IPS) service should be protected against this vulnerability with the appropriate configuration parameters in place. Fortinet's IPS service is one component of FortiGuard Subscription Services, which also offer comprehensive solutions such as antivirus, Web content filtering and antispam capabilities. These services enable protection against threats on both application and network layers. FortiGuard Services are continuously updated by FortiGuard Labs, which enables Fortinet to deliver a combination of multi-layered security intelligence and true zero-day protection from new and emerging threats. These updates are delivered to all FortiGate, FortiMail and FortiClient products. Fortinet strictly follows responsible disclosure guidelines to ensure optimum protection during a threat's lifecycle.