Security Bulletin: A vulnerability in Python may affect IBM Robotic Process Automation for Cloud Pak and result in an attacker sending invalid emails. (CVE-2023-27043).

Summary

There is a vulnerability in Python used by IBM Robotic Process Automation for Cloud Pak as part of Watson NLP. An attacker could exploit this vulnerability to send messages from e-mail addresses that would otherwise be rejected. (CVE-2020-23064). This bulletin identifies the security fixes to apply to address this vulnerability.

Vulnerability Details

CVEID:CVE-2023-27043
**DESCRIPTION:**Python could allow a remote attacker to bypass security restrictions, caused by a parsing flaw in the email.utils.parsaddr() and email.utils.getaddresses() functions. By sending a specially-crafted e-mail addresses with a special character, an attacker could exploit this vulnerability to send messages from e-mail addresses that would otherwise be rejected.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/253191 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)

Affected Products and Versions

Remediation/Fixes

IBM strongly recommends addressing the vulnerability now.

IBM Robotic Process Automation for Cloud Pak

| 23.0.0 - 23.0.10| Update to 23.0.11 or higher using the following instructions.

Workarounds and Mitigations

None.