Vulnerability Monitor

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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.


Published

2021-05-20T13:15:07.753

Last Modified

2024-11-21T06:21:28.650

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.7 (MEDIUM)

CVSSv2 Vector

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

  • Access Vector: ADJACENT_NETWORK
  • Access Complexity: LOW
  • Authentication: SINGLE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: NONE
  • Availability Impact: NONE
Exploitability Score

5.1

Impact Score

2.9

Weaknesses
  • Type: Secondary
    CWE-200
  • Type: Primary
    CWE-22

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application python python < 2.7.18 Yes
Application python python < 3.6.13 Yes
Application python python < 3.7.10 Yes
Application python python < 3.8.8 Yes
Application python python < 3.9.3 Yes
Application python python 3.10.0 Yes
Application python python 3.10.0 Yes
Application python python 3.10.0 Yes
Application python python 3.10.0 Yes
Application python python 3.10.0 Yes
Application python python 3.10.0 Yes
Operating System fedoraproject fedora 32 Yes
Operating System fedoraproject fedora 33 Yes
Operating System fedoraproject fedora 34 Yes
Operating System debian debian_linux 9.0 Yes
Application redhat software_collections - Yes
Operating System redhat enterprise_linux 8.0 Yes
Application netapp cloud_backup - Yes
Application netapp ontap_select_deploy_administration_utility - Yes
Application netapp snapcenter - Yes
Application oracle communications_cloud_native_core_binding_support_function 1.10.0 Yes
Application oracle zfs_storage_appliance_kit 8.8 Yes

References