vulnerability

Ubuntu: (Multiple Advisories) (CVE-2020-26116): Python vulnerability

Severity
6
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:N)
Published
Sep 27, 2020
Added
Mar 9, 2021
Modified
Aug 18, 2025

Description

http.client in Python 3.x before 3.5.10, 3.6.x before 3.6.12, 3.7.x before 3.7.9, and 3.8.x before 3.8.5 allows CRLF injection if the attacker controls the HTTP request method, as demonstrated by inserting CR and LF control characters in the first argument of HTTPConnection.request.

Solutions

ubuntu-pro-upgrade-python2-7ubuntu-pro-upgrade-python2-7-minimalubuntu-pro-upgrade-python3-4ubuntu-pro-upgrade-python3-4-minimalubuntu-pro-upgrade-python3-5ubuntu-pro-upgrade-python3-5-minimalubuntu-pro-upgrade-python3-6ubuntu-pro-upgrade-python3-6-minimalubuntu-pro-upgrade-python3-7ubuntu-pro-upgrade-python3-7-minimalubuntu-pro-upgrade-python3-8ubuntu-pro-upgrade-python3-8-minimal

References

    Title
    NEW

    Explore Exposure Command

    Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.