## Summary
There is a vulnerability in gRPC used by IBM Robotic Process Automation as part of the Natural Language Processing, which may result in an attacker obtaining sensitive information (CVE-2023-32731). This bulletin identifies the security fixes to apply to address this vulnerability.
## Vulnerability Details
** CVEID: **[CVE-2023-32731]()
** DESCRIPTION: **gRPC could allow a remote attacker to obtain sensitive information, caused by a flaw when gRPC HTTP2 stack raised a header size exceeded error. By sending a specially crafted request, an attacker could exploit this vulnerability to obtain sensitive information, and use this information to launch further attacks against the affected system.
CVSS Base score: 7.4
CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/257688]() for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H)
## Affected Products and Versions
Affected Product(s)| Version(s)
—|—
IBM Robotic Process Automation| 21.0.0 – 21.0.7.8, 23.0.0 – 23.0.9
IBM Robotic Process Automation for Cloud Pak| 21.0.0 – 21.0.7.8, 23.0.0 – 23.0.9
## Remediation/Fixes
**IBM strongly recommends addressing the vulnerability now.**
**Product(s)**| **Version(s) number and/or range **| **Remediation/Fix/Instructions**
—|—|—
IBM Robotic Process Automation| 21.0.0 – 21.0.7.8| Download [21.0.7.9]() or higher and follow these [instructions.]()
IBM Robotic Process Automation for Cloud Pak| 21.0.0 – 21.0.7.8| Update to 21.0.7.9 or higher using the following [instructions]( “” ).
IBM Robotic Process Automation| 23.0.0 – 23.0.9| Download [23.0.10]() or higher and follow these [instructions]().
IBM Robotic Process Automation for Cloud Pak
| 23.0.0 – 23.0.9| Update to 23.0.10 or higher using the following [instructions]( “” ).
## Workarounds and Mitigations
None