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CVE-2021-3426

Public on 2021-05-06
Modified on 2024-02-12
Description

A flaw was found in Python 3's pydoc. This flaw allows a local or adjacent attacker who discovers or can convince another local or adjacent user to start a pydoc server to access the server and then use it to disclose sensitive information belonging to the other user that they would not normally have the ability to access. The highest threat from this vulnerability is to data confidentiality.

Severity
Medium
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CVSS v3 Base Score
5.7
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Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 - Core python3 2021-05-20 16:15 ALAS2-2021-1640
Amazon Linux 1 python34 2021-05-20 21:12 ALAS-2021-1504
Amazon Linux 1 python35 2021-05-06 19:11 ALAS-2021-1498
Amazon Linux 1 python36 2021-05-14 16:53 ALAS-2021-1500

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 5.7 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD CVSSv2 2.7 AV:A/AC:L/Au:S/C:P/I:N/A:N
NVD CVSSv3 5.7 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N