Vulnerability · NVD

CVE-2021-3426

CVE-2021-3426, medium severity (CVSS 5.7): 3 tracked apps concerned, all fixed or indeterminable on their current version.

Severity (CVSS): 5.7
Exploitation: 1.9 %
Tracked apps: 3
Still exposed: 0

Published on 2021-05-20

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.

Attack vector : Adjacent network No user interaction

Show raw CVSS vector

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

EPSS 1.88% above median percentile 78.6%

Tracked apps referencing this CVE

For each app: the affected range, the fixing version, and where the tracked app stands today.

Python 3.12 Windows winget:Python.Python.3.12

Affected <2.7.18 Fixed in 2.7.18 Latest tracked 3.12.10 patched
Python 3.13 Windows winget:Python.Python.3.13

Affected <2.7.18 Fixed in 2.7.18 Latest tracked 3.13.15 patched
Python 3.14 Windows winget:Python.Python.3.14

Affected <2.7.18 Fixed in 2.7.18 Latest tracked 3.14.7 patched

NVD references 10 distinct products for this CVE : only those tracked by Scout (mobile and desktop catalog apps) are listed above. Libraries, servers and out-of-scope products do not appear here. Full list on NVD ↗

Vulnerable CPE configurations (11)

Vendor	Product	Platform	Versions	CPE 2.3 URI
python	python All platforms (wildcard)	All platforms (wildcard)	<2.7.18	cpe:2.3:a:python:python::::::::
python	python All platforms (wildcard)	All platforms (wildcard)	≥3.6.0 <3.6.13	cpe:2.3:a:python:python::::::::
python	python All platforms (wildcard)	All platforms (wildcard)	≥3.7.0 <3.7.10	cpe:2.3:a:python:python::::::::
python	python All platforms (wildcard)	All platforms (wildcard)	≥3.8.0 <3.8.8	cpe:2.3:a:python:python::::::::
python	python All platforms (wildcard)	All platforms (wildcard)	≥3.9.0 <3.9.3	cpe:2.3:a:python:python::::::::
python	python All platforms (wildcard)	All platforms (wildcard)	-	cpe:2.3:a:python:python:3.10.0:alpha1::::::
python	python All platforms (wildcard)	All platforms (wildcard)	-	cpe:2.3:a:python:python:3.10.0:alpha2::::::
python	python All platforms (wildcard)	All platforms (wildcard)	-	cpe:2.3:a:python:python:3.10.0:alpha3::::::
python	python All platforms (wildcard)	All platforms (wildcard)	-	cpe:2.3:a:python:python:3.10.0:alpha4::::::
python	python All platforms (wildcard)	All platforms (wildcard)	-	cpe:2.3:a:python:python:3.10.0:alpha5::::::
python	python All platforms (wildcard)	All platforms (wildcard)	-	cpe:2.3:a:python:python:3.10.0:alpha6::::::

View on NVD ↗ Advisory · bugzilla.redhat.com Advisory · www.oracle.com

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