high
7.5
CWE
704 400
Advisory Published
CVE Published
Updated

CVE-2020-10735: Incorrect Type Cast

First published: Mon May 11 2020(Updated: )

Python is vulnerable to a denial of service, caused by the failure to limit amount of digits converting text to int by the int() type in PyLong_FromString(). A remote attacker could exploit this vulnerability to consume all available resources.

Credit: secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
redhat/python3<0:3.6.8-48.el8_7.1
0:3.6.8-48.el8_7.1
redhat/python3.9<0:3.9.10-3.el9_0
0:3.9.10-3.el9_0
redhat/rh-python38-python<0:3.8.14-1.el7
0:3.8.14-1.el7
IBM Cloud Pak for Security<=1.10.0.0 - 1.10.11.0
IBM QRadar Suite Software<=1.10.12.0 - 1.10.16.0
Python Programming Language>=3.7.0<3.7.14
Python Programming Language>=3.8.0<3.8.14
Python Programming Language>=3.9.0<3.9.14
Python Programming Language>=3.10.0<3.10.7
Python Programming Language=3.11.0-alpha1
Python Programming Language=3.11.0-alpha2
Python Programming Language=3.11.0-alpha3
Python Programming Language=3.11.0-alpha4
Python Programming Language=3.11.0-alpha5
Python Programming Language=3.11.0-alpha6
Python Programming Language=3.11.0-alpha7
Python Programming Language=3.11.0-beta1
Python Programming Language=3.11.0-beta2
Python Programming Language=3.11.0-beta3
Python Programming Language=3.11.0-beta4
Python Programming Language=3.11.0-beta5
Python Programming Language=3.11.0-rc1
Redhat Quay=3.0.0
Redhat Software Collections
Fedoraproject Fedora=35
Fedoraproject Fedora=36
Fedoraproject Fedora=37
Red Hat Enterprise Linux=8.0

Remedy

https://github.com/python/cpython/issues/95778

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the vulnerability ID of this flaw in python?

    The vulnerability ID of this flaw in python is CVE-2020-10735.

  • What is the severity of CVE-2020-10735?

    The severity of CVE-2020-10735 is high (7.5).

  • Which versions of Python are affected by CVE-2020-10735?

    Versions 3.7.0 to 3.7.14, 3.8.0 to 3.8.14, and 3.9.0 to 3.9.14 of Python are affected by CVE-2020-10735.

  • How can I fix CVE-2020-10735?

    To fix CVE-2020-10735, you should update Python to version 3.6.8-48.el8_7.1, 3.9.10-3.el9_0, or 3.8.14-1.el7 (depending on your operating system).

  • Where can I find more information about CVE-2020-10735?

    You can find more information about CVE-2020-10735 on the Red Hat Bugzilla website: [Link](https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2124161).

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