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osvGoogleOSV:BIT-PYTHON-2023-38898
HistoryMar 06, 2024 - 11:03 a.m.

BIT-python-2023-38898

2024-03-0611:03:22
Google
osv.dev
13
python
cpython
sensitive information
asyncio
swap_current_task
attacker
bug
pre-releases
arbitrary functions
software

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

5.2 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

23.9%

An issue in Python cpython v.3.7 allows an attacker to obtain sensitive information via the _asyncio._swap_current_task component. NOTE: this is disputed by the vendor because (1) neither 3.7 nor any other release is affected (it is a bug in some 3.12 pre-releases); (2) there are no common scenarios in which an adversary can call _asyncio._swap_current_task but does not already have the ability to call arbitrary functions; and (3) there are no common scenarios in which sensitive information, which is not already accessible to an adversary, becomes accessible through this bug.

CPENameOperatorVersion
pythonle3.13.0-alpha0
pythonge3.13.0-alpha0

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

5.2 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

23.9%