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


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
1.11% (85th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-AMZN201803-PYTHON27-2866129
  • published10 Jun 2022
  • disclosed4 Mar 2022

Introduced: 4 Mar 2022

CVE-2021-3737  (opens in a new tab)
CWE-835  (opens in a new tab)
CWE-400  (opens 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.

CVSS Scores

version 3.1