Loop with Unreachable Exit Condition ('Infinite Loop') Affecting python39:3.9/python39-pysocks package, versions <0:1.7.1-4.module+el8.4.0+9822+20bf1249


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
1.65% (89th percentile)

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  • Snyk IDSNYK-RHEL8-PYTHON39-4171220
  • published26 Aug 2021
  • disclosed9 Aug 2021

Introduced: 9 Aug 2021

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 RHEL:8 python39:3.9/python39-pysocks to version 0:1.7.1-4.module+el8.4.0+9822+20bf1249 or higher.
This issue was patched in RHSA-2021:4160.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python39:3.9/python39-pysocks package and not the python39:3.9/python39-pysocks package as distributed by RHEL. See How to fix? for RHEL:8 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