CVE-2020-26137
Public on 2020-09-30
Modified on 2024-02-02
Description
A flaw was found in python-urllib3. The HTTPConnection.request() does not properly validate CRLF sequences in the HTTP request method, potentially allowing manipulation of the request by injecting additional HTTP headers. The highest threat from this vulnerability is to confidentiality and integrity.
Severity
Medium
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 1 | python-urllib3 | No Fix Planned | ||
| Amazon Linux 2 - Core | python-urllib3 | 2021-06-16 | ALAS2-2021-1668 | Fixed |
| Amazon Linux 2023 | python-urllib3 | Not Affected | ||
| Amazon Linux 2 - Core | python3-urllib3 | Not Affected |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N |
| NVD | CVSSv2 | 6.4 | AV:N/AC:L/Au:N/C:P/I:P/A:N |
| NVD | CVSSv3 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N |