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ubuntuUbuntuUSN-6547-1
HistoryDec 11, 2023 - 12:00 a.m.

Python vulnerability

2023-12-1100:00:00
ubuntu.com
33
python
null bytes
vulnerability
ubuntu
pathnames

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

7.7

Confidence

High

EPSS

0.001

Percentile

44.2%

Releases

  • Ubuntu 23.04

Packages

  • python3.11 - An interactive high-level object-oriented language

Details

it was discovered that Python incorrectly handled null bytes when
normalizing pathnames. An attacker could possibly use this issue to bypass
certain filename checks.

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

7.7

Confidence

High

EPSS

0.001

Percentile

44.2%