CVE-2024-6923
cpython: python: email module doesn't properly quotes newlines in email headers, allowing header injection
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · August 1, 2024
Updated · October 31, 2026
Description
A vulnerability was found in the email module that uses Python language. The email module doesn't properly quote new lines in email headers. This flaw allows an attacker to inject email headers that could, among other possibilities, add hidden email destinations or inject content into the email, impacting data confidentiality and integrity.
Statement
Versions of python36:3.6/python36 as shipped with Red Hat Enterprise Linux 8 are marked as 'Not affected' as they just provide "symlinks" to the main python3 component, which provides the actual interpreter of the Python programming language.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
CVSS / CWE
CVSS 3.1 · 6.8CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
CWE-93 · Improper Neutralization of CRLF Sequences ('CRLF Injection')