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ubuntucveUbuntu.comUB:CVE-2023-38898
HistoryAug 15, 2023 - 12:00 a.m.

CVE-2023-38898

2023-08-1500:00:00
ubuntu.com
ubuntu.com
20
python
cpython
sensitive information
asyncio
swap current task
disputed
vendor
bug
pre-releases

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.001

Percentile

35.9%

DISPUTED 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.

Bugs

Notes

Author Note
litios This was introduced by commit a474e043 in version v3.12.0b1
mdeslaur This CVE was disputed, marking as not-affected

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.001

Percentile

35.9%