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Loop with Unreachable Exit Condition ('Infinite Loop') Affecting python27 package, versions <0:2.7.18-2.142.amzn1

0.0
medium

Snyk CVSS

    Attack Complexity Low
    User Interaction Required
    Availability High

    Threat Intelligence

    EPSS 1.56% (88th percentile)
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NVD
7.5 high
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SUSE
6.5 medium
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Red Hat
6.5 medium

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  • Snyk ID SNYK-AMZN201803-PYTHON27-2866129
  • published 10 Jun 2022
  • disclosed 4 Mar 2022
Report a new vulnerability Found a mistake?

Introduced: 4 Mar 2022

CVE-2021-3737 Open this link in a new tab
CWE-835 Open this link in a new tab
CWE-400 Open this link in a new tab

How to fix?

Upgrade Amazon-Linux:2018.03 python27 to version 0:2.7.18-2.142.amzn1 or higher.
This issue was patched in ALAS-2022-1593.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python27 package and not the python27 package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

A flaw was found in python. An improperly handled HTTP response in the HTTP client code of python may allow a remote attacker, who controls the HTTP server, to make the client script enter an infinite loop, consuming CPU time. The highest threat from this vulnerability is to system availability.