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osvGoogleOSV:PYSEC-2021-108
HistoryJun 29, 2021 - 11:15 a.m.

PYSEC-2021-108

2021-06-2911:15:00
Google
osv.dev
514

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

0.003 Low

EPSS

Percentile

68.8%

JSON

An issue was discovered in urllib3 before 1.26.5. When provided with a URL containing many @ characters in the authority component, the authority regular expression exhibits catastrophic backtracking, causing a denial of service if a URL were passed as a parameter or redirected to via an HTTP redirect.

Related

nessus 26
prion 1
photon 6
redos 1
redhatcve 1
cbl_mariner 2
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fedora 3
osv 7
ubuntucve 1
ibm 19
amazon 1
archlinux 1
redhat 5
veracode 1
f5 1
github 1
ubuntu 1
debiancve 1
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mageia 2
gentoo 1
almalinux 2
oraclelinux 2
rocky 2
oracle 1
nessus
nessus
SUSE SLED15 / SLES15 Security Update : python-urllib3 (SUSE-SU-2021:2012-1)
2021-06-21 00:00:00
Photon OS 3.0: Python PHSA-2021-3.0-0266
2021-07-22 00:00:00
openSUSE 15 Security Update : python-urllib3 (openSUSE-SU-2021:2012-1)
2021-07-16 00:00:00
prion
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Open redirect
2021-06-29 11:15:00
photon
photon
Important Photon OS Security Update - PHSA-2021-0266
2021-07-12 00:00:00
Important Photon OS Security Update - PHSA-2021-3.0-0266
2021-07-13 00:00:00
Critical Photon OS Security Update - PHSA-2021-0060
2021-07-13 00:00:00
redos
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ROS-20220125-01
2022-01-25 00:00:00
redhatcve
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CVE-2021-33503
2021-06-06 01:54:37
cbl_mariner
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CVE-2021-33503 affecting package python-urllib3 1.25.9-2
2021-08-11 06:39:25
CVE-2021-33503 affecting package python-urllib3 1.25.9-3
2022-04-09 06:51:50
suse
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Security update for python-urllib3 (important)
2021-07-10 00:00:00
fedora
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[SECURITY] Fedora 33 Update: python-urllib3-1.25.8-5.fc33
2021-07-08 01:08:49
[SECURITY] Fedora 34 Update: mingw-python-urllib3-1.25.10-3.fc34
2021-06-19 01:09:27
[SECURITY] Fedora 34 Update: python-urllib3-1.25.10-5.fc34
2021-07-04 01:10:06
osv
osv
python-urllib3 vulnerability
2023-01-19 13:52:19
Catastrophic backtracking in URL authority parser when passed URL containing many @ characters
2021-06-01 21:19:32
CVE-2021-33503
2021-06-29 11:15:07
ubuntucve
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CVE-2021-33503
2021-06-29 00:00:00
ibm
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Security Bulletin: IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data is vulnerable to a denial of service in urllib3 (CVE-2021-33503).
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Security Bulletin: Vulnerability in urllib3 affects IBM Cloud Pak for Data System 2.0 (CPDS 2.0)[CVE-2021-33503]
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amazon
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Medium: python-urllib3
2021-07-14 20:40:00
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[ASA-202106-25] python-urllib3: denial of service
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(RHSA-2021:3473) Moderate: Red Hat Automation Platform 1.2.5 security and bugfixes update
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(RHSA-2021:4162) Moderate: python38:3.8 and python38-devel:3.8 security update
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veracode
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Denial Of Service (DoS)
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f5
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github
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Catastrophic backtracking in URL authority parser when passed URL containing many @ characters
2021-06-01 21:19:32
ubuntu
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urllib3 vulnerability
2023-01-19 00:00:00
debiancve
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CVE-2021-33503
2021-06-29 11:15:00
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CVE-2021-33503
2021-06-29 11:15:00
mageia
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Updated python-urllib3 package fixes security vulnerabilities
2021-07-27 23:21:53
Updated python-pip packages fix security vulnerabilities
2021-07-25 17:45:06
gentoo
gentoo
urllib3: Multiple vulnerabilities
2021-07-15 00:00:00
almalinux
almalinux
Moderate: python39:3.9 and python39-devel:3.9 security update
2021-11-09 08:26:25
Moderate: python38:3.8 and python38-devel:3.8 security update
2021-11-09 12:47:54
oraclelinux
oraclelinux
python39:3.9 and python39-devel:3.9 security update
2021-11-16 00:00:00
python38:3.8 and python38-devel:3.8 security update
2021-11-16 00:00:00
rocky
rocky
python39:3.9 and python39-devel:3.9 security update
2021-11-09 08:26:25
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oracle
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2021-10-19 00:00:00

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

0.003 Low

EPSS

Percentile

68.8%

JSON
Related for OSV:PYSEC-2021-108
nessus26prion1photon6redos1redhatcve1cbl_mariner2suse1fedora3osv7ubuntucve1ibm19amazon1archlinux1redhat5veracode1f51github1ubuntu1debiancve1cve1mageia2gentoo1almalinux2oraclelinux2rocky2oracle1