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nvd[email protected]NVD:CVE-2023-43804
HistoryOct 04, 2023 - 5:15 p.m.

CVE-2023-43804

2023-10-0417:15:10
CWE-200
web.nvd.nist.gov
2
urllib3
http client library
python
cookie header
information leakage
http redirects
security patch

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

7 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

36.3%

urllib3 is a user-friendly HTTP client library for Python. urllib3 doesn’t treat the Cookie HTTP header special or provide any helpers for managing cookies over HTTP, that is the responsibility of the user. However, it is possible for a user to specify a Cookie header and unknowingly leak information via HTTP redirects to a different origin if that user doesn’t disable redirects explicitly. This issue has been patched in urllib3 version 1.26.17 or 2.0.5.

Affected configurations

NVD
Node
pythonurllib3Range<1.26.17
OR
pythonurllib3Range2.0.02.0.6
Node
debiandebian_linuxMatch10.0
Node
fedoraprojectfedoraMatch37
OR
fedoraprojectfedoraMatch38
OR
fedoraprojectfedoraMatch39

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

7 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

36.3%