CVE-2021-3426

 

Published at: - 20-05-2021 03:15

Last modified: - 25-10-2022 10:56

Total changes: - 8

Description

There's a flaw in Python 3's pydoc. A local or adjacent attacker who discovers or is able to convince another local or adjacent user to start a pydoc server could access the server and use it to disclose sensitive information belonging to the other user that they would not normally be able to access. The highest risk of this flaw is to data confidentiality. This flaw affects Python versions before 3.8.9, Python versions before 3.9.3 and Python versions before 3.10.0a7.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

 

Verification logic

 

Reference

• FEDORA-2021-0a8f3ffbc0-Mailing List, Third Party Advisory
• FEDORA-2021-b6b6093b3a-Mailing List, Third Party Advisory
• FEDORA-2021-a26257ccf5-Mailing List, Third Party Advisory
• [debian-lts-announce] 20210405 [SECURITY] [DLA 2619-1] python3.5 security update-Mailing List, Third Party Advisory
• FEDORA-2021-1769a23935-Mailing List, Third Party Advisory
• FEDORA-2021-a311bf10d4-Mailing List, Third Party Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=1935913
• FEDORA-2021-067c9deff1-Mailing List, Third Party Advisory
• GLSA-202104-04-Third Party Advisory
• FEDORA-2021-2ab6f060d9-Mailing List, Third Party Advisory
• https://security.netapp.com/advisory/ntap-20210629-0003/
• https://www.oracle.com/security-alerts/cpuoct2021.html
• https://www.oracle.com/security-alerts/cpujan2022.html

 

Keywords

NVD

 

CVE-2021-3426

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures