CVE-2021-3426
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- CVE-2021-3426
CVE Details
| Release Date: | 2021-05-20 | |
| Impact: | None | What is this? |
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.
See more information about CVE-2021-3426 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS metrics and score provided are preliminary and subject to review.
CVSS v3 metrics
| Base Score: | 5.7 |
| Vector String: | CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
| Version: | 3.0 |
| Attack Vector: | Adjacent_Network |
| Attack Complexity: | Low |
| Privileges Required: | Low |
| User Interaction: | None |
| Scope: | Unchanged |
| Confidentiality Impact: | High |
| Integrity Impact: | None |
| Availability Impact: | None |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 7 (python3) | ELSA-2021-9562 | 2021-11-20 |
| Oracle Linux version 8 (Cython) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (Cython) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (PyYAML) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (PyYAML) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (babel) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (mod_wsgi) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (mod_wsgi) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (numpy) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (numpy) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (pybind11) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (pytest) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (pytest) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-PyMySQL) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python-PyMySQL) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-asn1crypto) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-atomicwrites) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-attrs) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python-attrs) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-cffi) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python-cffi) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-chardet) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python-chardet) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-cryptography) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python-cryptography) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-idna) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python-idna) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-iniconfig) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python-jinja2) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-lxml) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python-lxml) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-markupsafe) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-more-itertools) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python-more-itertools) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-packaging) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python-packaging) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-pluggy) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python-pluggy) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-ply) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python-ply) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-psutil) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python-psutil) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-psycopg2) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python-psycopg2) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-py) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python-py) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-pycparser) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python-pycparser) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-pysocks) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python-pysocks) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-requests) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python-requests) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-toml) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python-urllib3) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python-urllib3) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-wcwidth) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python-wcwidth) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python-wheel) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python-wheel) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python3) | ELSA-2021-4399 | 2021-11-16 |
| Oracle Linux version 8 (python38) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python39) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python3x-pip) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python3x-pip) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python3x-pyparsing) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python3x-pyparsing) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python3x-setuptools) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python3x-setuptools) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (python3x-six) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (python3x-six) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (pytz) | ELSA-2021-4162 | 2021-11-16 |
| Oracle Linux version 8 (scipy) | ELSA-2021-4160 | 2021-11-16 |
| Oracle Linux version 8 (scipy) | ELSA-2021-4162 | 2021-11-16 |
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