CVE-2021-3426

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-3426
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.

5.7 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.1 / Impact : 3.6

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

2.7 /10

CVSS v2.0 : LOW

V2 Legend

Vector : AV:A/AC:L/Au:S/C:P/I:N/A:N

Exploitability : 5.1 / Impact : 2.9

Access Vector ADJACENT_NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References
Link Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1935913 Issue Tracking Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/04/msg00005.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/06/msg00039.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/25HVHLBGO2KNPXJ3G426QEYSSCECJDU5/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BF2K7HEWADHN6P52R3QLIOX27U3DJ4HI/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DQYPUKLLBOZMKFPO7RD7CENTXHUUEUV7/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LM5V4VPLBHBEASSAROYPSHXGXGGPHNOE/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N6VXJZSZ6N64AILJX4CTMACYGQGHHD5C/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QNGAFMPIYIVJ47FCF2NK2PIX22HUG35B/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VPX7Y5GQDNB4FJTREWONGC4ZSVH7TGHF/
https://security.gentoo.org/glsa/202104-04 Third Party Advisory
https://security.netapp.com/advisory/ntap-20210629-0003/ Third Party Advisory
https://www.oracle.com/security-alerts/cpujan2022.html Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpuoct2021.html Patch Third Party Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:python:python:*:*:*:*:*:*:*:*
cpe:2.3:a:python:python:*:*:*:*:*:*:*:*
cpe:2.3:a:python:python:*:*:*:*:*:*:*:*
cpe:2.3:a:python:python:*:*:*:*:*:*:*:*
cpe:2.3:a:python:python:*:*:*:*:*:*:*:*
cpe:2.3:a:python:python:3.10.0:alpha1:*:*:*:*:*:*
cpe:2.3:a:python:python:3.10.0:alpha2:*:*:*:*:*:*
cpe:2.3:a:python:python:3.10.0:alpha3:*:*:*:*:*:*
cpe:2.3:a:python:python:3.10.0:alpha4:*:*:*:*:*:*
cpe:2.3:a:python:python:3.10.0:alpha5:*:*:*:*:*:*
cpe:2.3:a:python:python:3.10.0:alpha6:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*

Configuration 3 (hide)

cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

Configuration 4 (hide)

OR cpe:2.3:a:redhat:software_collections:-:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*

Configuration 5 (hide)

OR cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:snapcenter:-:*:*:*:*:*:*:*

Configuration 6 (hide)

OR cpe:2.3:a:oracle:communications_cloud_native_core_binding_support_function:1.10.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*
History

07 Nov 2023, 03:38

Type Values Removed Values Added
References
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VPX7Y5GQDNB4FJTREWONGC4ZSVH7TGHF/', 'name': 'FEDORA-2021-2ab6f060d9', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/N6VXJZSZ6N64AILJX4CTMACYGQGHHD5C/', 'name': 'FEDORA-2021-b6b6093b3a', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DQYPUKLLBOZMKFPO7RD7CENTXHUUEUV7/', 'name': 'FEDORA-2021-1769a23935', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BF2K7HEWADHN6P52R3QLIOX27U3DJ4HI/', 'name': 'FEDORA-2021-0a8f3ffbc0', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LM5V4VPLBHBEASSAROYPSHXGXGGPHNOE/', 'name': 'FEDORA-2021-a26257ccf5', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QNGAFMPIYIVJ47FCF2NK2PIX22HUG35B/', 'name': 'FEDORA-2021-067c9deff1', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/25HVHLBGO2KNPXJ3G426QEYSSCECJDU5/', 'name': 'FEDORA-2021-a311bf10d4', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BF2K7HEWADHN6P52R3QLIOX27U3DJ4HI/ -
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QNGAFMPIYIVJ47FCF2NK2PIX22HUG35B/ -
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LM5V4VPLBHBEASSAROYPSHXGXGGPHNOE/ -
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DQYPUKLLBOZMKFPO7RD7CENTXHUUEUV7/ -
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/25HVHLBGO2KNPXJ3G426QEYSSCECJDU5/ -
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N6VXJZSZ6N64AILJX4CTMACYGQGHHD5C/ -
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VPX7Y5GQDNB4FJTREWONGC4ZSVH7TGHF/ -

30 Jun 2023, 23:15

Type Values Removed Values Added
References
  • (MLIST) https://lists.debian.org/debian-lts-announce/2023/06/msg00039.html -
Information

Published : 2021-05-20 13:15

Updated : 2024-02-28 18:28

NVD link : CVE-2021-3426

Mitre link : CVE-2021-3426

CVE.ORG link : CVE-2021-3426

JSON object : View

Products Affected

netapp

  • cloud_backup
  • ontap_select_deploy_administration_utility
  • snapcenter

redhat

  • enterprise_linux
  • software_collections

python

  • python

oracle

  • zfs_storage_appliance_kit
  • communications_cloud_native_core_binding_support_function

debian

  • debian_linux

fedoraproject

  • fedora
CWE
CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor


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