CVE-2023-24329

7.5 HIGH
Published: February 17, 2023 Modified: November 03, 2025
View on NVD

Description

An issue in the urllib.parse component of Python before 3.11.4 allows attackers to bypass blocklisting methods by supplying a URL that starts with blank characters.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/python/cpython/issues/102153
Source: cve@mitre.org
Issue Tracking
https://github.com/python/cpython/pull/99421
Source: cve@mitre.org
Patch
https://lists.debian.org/debian-lts-announce/2023/09/msg00022.html
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6PEVICI7YNGGMSL3UCMWGE66QFLATH72/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DSL6NSOAXWBJJ67XPLSSC74MNKZF3BBO/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EM2XLZSTXG44TMFXF4E6VTGKR2MQCW3G/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F2NY75GFDZ5T6YPN44D3VMFT5SUVTOTG/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GR5US3BYILYJ4SKBV6YBNPRUBAL5P2CN/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H23OSKC6UG6IWOQAUPW74YUHWRWVXJP7/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JZTLGV2HYFF4AMYJL25VDIGAIHCU7UPA/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LWC4WGXER5P6Q75RFGL7QUTPP3N5JR7T/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MZEHSXSCMA4WWQKXT6QV7AAR6SWNZ2VP/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/O5SP4RT3RRS434ZS2HQKQJ3VZW7YPKYR/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OHHJHJRLEF3TDT2K3676CAUVRDD4CCMR/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PEUN6T22UJFXR7J5F6UUHCXXPKJ2DVHI/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PURM5CFDABEWAIWZFD2MQ7ZJGCPYSQ44/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Q3J5N24ECS4B6MJDRO6UAYU6GPLYBDCL/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QRQHN7RWJQJHYP6E5EKESOYP5VDSHZG4/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RA2MBEEES6L46OD64OBSVUUMGKNGMOWW/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T4IDB5OAR5Y4UK3HLMZBW4WEL2B7YFMJ/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TZH26JGNZ5XYPZ5SAU3NKSBSPRE5OHTG/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U2MZOJYGFCB5PPT6AKMAU72N7QOYWLBP/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UONZWLB4QVLQIY5CPDLEUEKH6WX4VQMC/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WTOAUJNDWZDRWVSXJ354AYZYKRMT56HU/
Source: cve@mitre.org
https://pointernull.com/security/python-url-parse-problem.html
Source: cve@mitre.org
Exploit Mitigation Technical Description Third Party Advisory
https://security.netapp.com/advisory/ntap-20230324-0004/
Source: cve@mitre.org
Third Party Advisory
https://www.kb.cert.org/vuls/id/127587
Source: cve@mitre.org
https://github.com/python/cpython/issues/102153
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking
https://github.com/python/cpython/pull/99421
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
https://lists.debian.org/debian-lts-announce/2023/09/msg00022.html
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.debian.org/debian-lts-announce/2024/11/msg00005.html
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.debian.org/debian-lts-announce/2024/12/msg00000.html
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6PEVICI7YNGGMSL3UCMWGE66QFLATH72/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DSL6NSOAXWBJJ67XPLSSC74MNKZF3BBO/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EM2XLZSTXG44TMFXF4E6VTGKR2MQCW3G/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F2NY75GFDZ5T6YPN44D3VMFT5SUVTOTG/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GR5US3BYILYJ4SKBV6YBNPRUBAL5P2CN/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H23OSKC6UG6IWOQAUPW74YUHWRWVXJP7/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JZTLGV2HYFF4AMYJL25VDIGAIHCU7UPA/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LWC4WGXER5P6Q75RFGL7QUTPP3N5JR7T/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MZEHSXSCMA4WWQKXT6QV7AAR6SWNZ2VP/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/O5SP4RT3RRS434ZS2HQKQJ3VZW7YPKYR/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OHHJHJRLEF3TDT2K3676CAUVRDD4CCMR/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PEUN6T22UJFXR7J5F6UUHCXXPKJ2DVHI/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PURM5CFDABEWAIWZFD2MQ7ZJGCPYSQ44/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Q3J5N24ECS4B6MJDRO6UAYU6GPLYBDCL/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QRQHN7RWJQJHYP6E5EKESOYP5VDSHZG4/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RA2MBEEES6L46OD64OBSVUUMGKNGMOWW/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T4IDB5OAR5Y4UK3HLMZBW4WEL2B7YFMJ/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TZH26JGNZ5XYPZ5SAU3NKSBSPRE5OHTG/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U2MZOJYGFCB5PPT6AKMAU72N7QOYWLBP/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UONZWLB4QVLQIY5CPDLEUEKH6WX4VQMC/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WTOAUJNDWZDRWVSXJ354AYZYKRMT56HU/
Source: af854a3a-2127-422b-91ae-364da2661108
https://pointernull.com/security/python-url-parse-problem.html
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Mitigation Technical Description Third Party Advisory
https://security.netapp.com/advisory/ntap-20230324-0004/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.kb.cert.org/vuls/id/127587
Source: af854a3a-2127-422b-91ae-364da2661108

56 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.5 / 10.0
EPSS (Exploit Probability)
1.3%
79th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-20 CWE-20

Affected Vendors

python fedoraproject netapp

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