NULL Pointer Dereference Affecting python3 package, versions <0:3.7.2-4.amzn2.0.1


Severity

Recommended
medium

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
20.74% (98th percentile)

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  • Snyk IDSNYK-AMZN2-PYTHON3-1669176
  • published27 Sept 2021
  • disclosed31 Oct 2019

Introduced: 31 Oct 2019

CVE-2019-5010  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 python3 to version 0:3.7.2-4.amzn2.0.1 or higher.
This issue was patched in ALAS2-2019-1169.

NVD Description

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

An exploitable denial-of-service vulnerability exists in the X509 certificate parser of Python.org Python 2.7.11 / 3.6.6. A specially crafted X509 certificate can cause a NULL pointer dereference, resulting in a denial of service. An attacker can initiate or accept TLS connections using crafted certificates to trigger this vulnerability.

CVSS Base Scores

version 3.1