Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
Low
Attack Vector
Adjacent_network
0

CVE-2021-3426

Disclosure Date: May 20, 2021
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

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.

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CVSS V3 Severity and Metrics
Base Score:
5.7 Medium
Impact Score:
3.6
Exploitability Score:
2.1
Vector:
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack Vector (AV):
Adjacent_network
Attack Complexity (AC):
Low
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
None
Availability (A):
None

General Information

Vendors

  • debian,
  • fedoraproject,
  • netapp,
  • oracle,
  • python,
  • redhat

Products

  • cloud backup -,
  • communications cloud native core binding support function 1.10.0,
  • debian linux 9.0,
  • enterprise linux 8.0,
  • fedora 32,
  • fedora 33,
  • fedora 34,
  • ontap select deploy administration utility -,
  • python,
  • python 3.10.0,
  • snapcenter -,
  • software collections -,
  • zfs storage appliance kit 8.8

References

Additional Info

Technical Analysis