Improper Encoding or Escaping of Output Affecting python3-tools package, versions <0:3.7.10-1.amzn2.0.1


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.35% (73rd percentile)

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  • Snyk IDSNYK-AMZN2-PYTHON3TOOLS-1700480
  • published27 Sept 2021
  • disclosed27 Sept 2020

Introduced: 27 Sep 2020

CVE-2020-26116  (opens in a new tab)
CWE-116  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade Amazon-Linux:2 python3-tools to version 0:3.7.10-1.amzn2.0.1 or higher.
This issue was patched in ALAS2-2021-1670.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python3-tools package and not the python3-tools package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

http.client in Python 3.x before 3.5.10, 3.6.x before 3.6.12, 3.7.x before 3.7.9, and 3.8.x before 3.8.5 allows CRLF injection if the attacker controls the HTTP request method, as demonstrated by inserting CR and LF control characters in the first argument of HTTPConnection.request.

References

CVSS Scores

version 3.1