CVE-2021-28861

Public on 2022-08-23
Modified on 2025-03-07
Description
Python 3.x through 3.10 has an open redirection vulnerability in lib/http/server.py due to no protection against multiple (/) at the beginning of URI path which may leads to information disclosure. NOTE: this is disputed by a third party because the http.server.html documentation page states "Warning: http.server is not recommended for production. It only implements basic security checks."
Severity
Medium severity
Medium
CVSS v3 Base Score
6.5
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 2 - Core python3 2022-12-01 ALAS2-2022-1896 Fixed
Amazon Linux 2023 python3.9 Not Affected
Amazon Linux 1 python38 No Fix Planned
Amazon Linux 2 - Python3.8 Extra python38 2024-11-08 ALAS2PYTHON3.8-2024-016 Fixed

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
NVD CVSSv3 7.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N